A Reflection on the Second Volume of the First Grade Mathematics Class
The following is a summary of the first-year mathematics class: ** 1. Teaching content ** 1. ** Understanding RMB ** - Although the students had a certain ability to observe the RMB, they lacked a systematic understanding. For example, there was insufficient understanding of the relationship between various face values, the size of the relationship, and even misunderstandings (such as thinking that five 20 cents could be exchanged for 1 cent coins). - In the teaching, the relationship between Yuan, Jiao and Fen should be permeated. At the same time, due to the difference between the popular RMB version when the teaching materials were compiled and the actual situation in the students 'lives (the teaching materials mainly use the fourth set of RMB, and the students often come into contact with the fifth set in their lives), the teaching of different versions of RMB should be taken into account in order to let the students better understand it. 2. ** Brick Repairing Problem ** - The key to solving the brick filling problem was to first find a complete row of bricks and determine the number of bricks, then use the total number of bricks minus the existing number of bricks to get the number of missing bricks, and finally add the number of missing bricks in each row to get the total number of missing bricks. 3. ** Calculating questions ** - There were corresponding calculation techniques for questions with addition and deduction on both sides of the equal sign (if there was addition and deduction on both sides of the equal sign, the big reduction would be divided equally; if there was deduction on both sides of the equal sign, the two numbers would be added and then divided equally). ** 2. Teaching methods and student learning ** 1. ** Students as the main body ** - They should follow the concept of student development and adopt the method of learning before teaching. For example, in the "Understanding Three-Dimensional Patterns" class, the students were allowed to touch, talk, roll objects and patterns, and introduce the items they brought in groups. The students were allowed to learn through observation and communication, and the teacher only needed to guide them. 2. ** Students 'learning problems and solutions ** - Some of the students had problems: - The self-exploration awareness is not high, and the effectiveness of group cooperation in mathematics teaching is low. - Their verbal communication skills were low. - They lacked the initiative to study, such as not many students who consciously practiced and previewed homework after class and were not good enough. They could not handle the relationship between study and rest time well, and their motivation to study was insufficient. - Counter measures: - Teachers should create an active learning atmosphere and interesting learning situations to inspire and guide students to explore independently, cooperate and communicate. - To strengthen the psychological guidance for students and the education of parents to cultivate students 'learning habits. 3. ** Grasping the Teaching Stage ** - If the teacher did not have a precise grasp of the teaching time, it would lead to insufficient practice. Teachers should arrange the teaching time reasonably to ensure that students have enough practice time to consolidate what they have learned. 4. ** Homework writing and calculation habits ** - In the teaching of continuous addition and deduction, the question of whether to draw a horizontal line and write the number obtained in the first step should be handled flexibly according to the students 'actual situation. For students with strong calculation ability and simple calculation methods, they were not required to draw horizontal lines, but they had to ensure that the calculation was accurate. Read more exciting novels for free
Third grade second volume mathematics teaching plan and class reflection Daquan and answer
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Third grade second volume mathematics lesson plan and class reflection complete picture
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Fourth grade mathematics second volume monthly reflection
The following is a reflection on the teaching of the fourth grade mathematics second volume's four operations and position and direction unit: ** Arithmetic Unit of the First and Fourth Rules ** 1. ** Achievement of teaching objectives ** - In the teaching of the four arithmetic operations, the goal was to let the students master the order of the two-level operations and correctly calculate the three-step problems. At the same time, they would learn to solve practical problems with two or three steps of calculation, and also develop good study habits. However, in actual teaching, although the students had come into contact with the order of the four operations (such as multiplication and division before addition and subtract, etc.) and the calculation order with parenthesis, their mastery was not deep. In terms of solving problems, students had some problems, such as not listing comprehensive formulas to solve problems, making mistakes in the order of the four operations, poor ability to understand problems (especially poor students), and unnecessary mistakes in simple calculations. 2. ** Reflection on Teaching Strategy ** - From the perspective of teaching strategies, there were originally doubts about whether the teaching of the order of the four operations should be the focus of teaching, because some students had already understood the order of operations with the help of their parents. However, considering that students lacked the ability to solve problems, this unit could be used as an opportunity to strengthen the training of problem solving skills. In teaching, in order to improve students 'understanding of the operation order of the comprehensive algorithm, more vivid teaching methods could be used, such as "drawing sequence lines", which would visualize the abstract operation order and help students accept it. ** 2. Position and Direction Unit ** 1. ** Achievement of teaching objectives ** - The purpose of this unit is to let students build a more concrete sense of direction, understand the connection between mathematics and life, realize the value of mathematics learning, and enhance emotional experience. However, from the teaching effect, the students exposed many problems in their homework. For example, in the difficult part of drawing a plane diagram according to the conditions, the students had problems such as the direction angle was not accurate (such as the difficulty of distinguishing between north by east and north by east), the distance was not converted according to the unit length (in a few cases), the center point was not accurate (affected by buildings), the specific location of the object was not obvious or the name was not marked, and the direction was wrong. 2. ** Reflection on Teaching Strategy ** - In the teaching process, in order to achieve the teaching goal, a large number of activity scenes should be created for the students, so that the students can cooperate and communicate in the form of small groups. Through observation, analysis, and independent thinking, they can understand things from the perspective of orientation. At the same time, they should seize the students 'curiosity and curiosity, encourage them to express their opinions, and cooperate and communicate. In the teaching, we should pay attention to the cultivation of students 'concept of space, especially the details of the sketch. If he were to conduct a remedy tutoring session, it would be more appropriate to conduct individual tutoring sessions since the students 'mastery of the situation varied greatly and collective tutoring would easily annoy the students who had mastered the situation well. <a href="/?from=ask_words" style="color:red" target="_blank">Read more exciting novels for free</a>
Reflection on the revision and teaching of the first volume of mathematics in the second grade
The second grade mathematics teaching reflection is as follows: From the quality analysis of the mid-term exam, some students had a good grasp of knowledge, such as multiplication, division calculation methods (directly write the number), filling in ">,<or =" and other knowledge. However, there were still some problems: 1. ** Calculation Speed Gap **: The students 'mastery of the mental arithmetic questions was basically normal, but there was a big difference in their calculation speed. The difference between the fastest and slowest students in the class was more than three times, which reflected that some students were not proficient in calculation. In the subsequent study, while grasping the study habits, we should properly train some students and put forward requirements for their calculation speed. 2. ** Problem solving ability **: - ** Weak analytical ability **: Nearly 20 students had difficulties in solving the problem, mainly because they did not understand the meaning of the question and could not answer it correctly. In this type of teaching, it was necessary to spend more time to let the students understand the meaning of the question and accurately grasp the relationship between quantity and quantity. - ** Calculation error **: Some students are not familiar with the multiplication formula, resulting in calculation errors. - [Not reading the information seriously: Students not reading the information seriously is also one of the reasons why they make mistakes in solving questions.] 3. ** Losing marks for specific questions **: In this mid-term test, the question of observing objects from different angles lost more marks, and the scoring efficiency was 77.5%. For the question of looking at pictures and writing formulas, the scoring efficiency was 79.5% because the student was careless and did not look at the picture carefully or counted the wrong numbers. These problems reflected the inadequacies of the teachers 'teaching, and the follow-up teaching needed to check and fill in the gaps to improve the students' mathematical ability. <a href="/?from=ask_words" style="color:red" target="_blank">Read more exciting novels for free</a>
The design and reflection of mathematics teaching methods in the second volume of the first grade
The following is the design and possible reflections on the teaching methods of the second volume of mathematics in the first grade: ##1. Teaching Method Design ###(1) Use visual aids 1. * * Understand the graphics ** - For the teaching of two-dimensional figures, one could prepare various three-dimensional figures (such as cubes, cuboids, columns, spheres) and two-dimensional figures (such as squares, cuboids, pyramids, circles). When explaining the two-dimensional figures, the students were asked to observe the faces of the three-dimensional figures and obtain the two-dimensional figures by rubbing or drawing. This way, the students could intuitively understand the concept of "face on body" and establish the connection between the three-dimensional figures and the two-dimensional figures. 2. * * Awareness of Mathematics ** - Prepare a small stick, a counter, and other teaching materials within 100. For example, when explaining the composition of numbers within 100, let the students use a small stick to count and intuitively see a few tens and a few ones to form a number; when explaining the concept of numbers, use a counter to let the students move the beads to understand the meaning of one, ten, and hundred, as well as the different values represented by the numbers on different digits. ###(2) Combining Reality with Life 1. * * Understanding RMB ** - It allowed students to simulate shopping scenes in class. Prepare some learning tools for RMB, set up a small shop, and let the students act as customers and salespeople to carry out simple commodity trading activities. In this process, the students can deeply understand the conversion relationship between yuan, jiao, and fen, as well as the use of RMB. 2. * * In addition and subtract within 100 ** - Create a life situation question, such as "Xiao Ming has 20 yuan and bought a 12 yuan stationery. How much money is left?" Or,"There are 30 boys and 25 girls in the class. How many students are there in total?" This kind of situation allowed students to feel the application of mathematics in their daily lives and improve their ability to solve practical problems. ###(3) Diverse practice methods 1. * * Mental Arithmetic Practice ** - It was in the form of a game, such as a group competition. The students were divided into small groups. The teacher showed the addition and deduction questions within 100 and let the groups take turns to answer. If they answered correctly, they would get points. If they answered wrongly, they would get points. Finally, the winning group would be selected. This method could increase the enthusiasm and speed of the students. - Make mental arithmetic cards and let the students do a certain amount of mental arithmetic practice every day. The card could write the calculations on one side and the answers on the other, making it convenient for the students to self-check. 2. * * Problem-solving practice ** - Layered assignments were assigned according to the students 'learning ability, which were divided into three levels: basic, improvement, and expansion. The basic homework was mainly to imitate the examples in the textbook; the improvement homework was to modify the examples appropriately and let the students use the knowledge they had learned to solve them; the expansion homework was some open questions, encouraging the students to solve the problems in different ways and cultivating the students 'innovative thinking. ###(4) Guiding the Exploration of Patterns 1. * * Find a pattern to teach ** - In the teaching of finding the pattern, some simple patterns or numbers were presented first, such as "red, blue, red, blue..." or "1, 3, 5, 7...", so that the students could observe and find the pattern. Then, he would gradually increase the difficulty and guide the students to create their own regular arrangements. This would cultivate the students 'interest in exploring mathematical problems and their ability to discover patterns. ##2. Reflection on Teaching ###(I) Reflection on the use of visual aids 1. * * Strengths ** - Visual aids could visualize abstract mathematical concepts, making it easier for first-year students to understand. For example, through the use of small sticks and counters, students had a clearer understanding of numbers within 100, and they could better use the concept of numbers in subsequent calculation studies. - When recognizing the graphics, the three-dimensional graphics and two-dimensional graphics were displayed in real life, so that students could personally feel the connection between them, which improved classroom participation and learning effect. 2. * * Inadequacies and improvements ** - Sometimes, the use of teaching aids might distract students. For example, in a shopping simulation, students might focus too much on the goods and ignore the learning of RMB. The improvement method was to clarify the rules and learning priorities before the activity, and strengthen the guidance and supervision of teachers during the activity. ###(2) Reflection on the combination of reality in life 1. * * Strengths ** - Combining it with reality could make students feel the practicality of mathematics and increase their interest in learning mathematics. For example, in the teaching of RMB, the simulation of shopping scenes allowed students to have a deeper experience of the use of RMB, and also enhanced their ability to apply mathematical knowledge in life. 2. * * Inadequacies and improvements ** - The creation of life situations may not be completely consistent with the student's life experience. For example, some students might not have any shopping experience and would have difficulty understanding the concept of price and change. The improvement measure was to understand the students 'life background before creating the situation, try to choose the scene that most students were familiar with, or supplement the relevant life knowledge in the teaching. ###(3) Reflection on Practice Methods 1. * * Strengths ** - The variety of practice methods, especially the mental arithmetic exercises in the form of games, greatly increased the students 'enthusiasm for learning. The group competition allowed the students to improve their speed and accuracy in mental arithmetic, and at the same time, it cultivated the spirit of teamwork. Layered assignments could meet the learning needs of students at different levels, allowing each student to improve within their own abilities. 2. * * Inadequacies and improvements ** - In the game practice, there might be situations where individual students 'participation was too high or too low. Students with high participation should be guided to learn to listen and help other students, while students with low participation should be encouraged and paid more attention to. When assigning assignments, one should pay attention to the difficulty of the assignment to avoid the difficulty being too high or too low. At the same time, one should give feedback and guidance to the students in a timely manner. ###(4) Reflection on the Teaching of Law Exploration 1. * * Strengths ** - Guiding the students to explore the law is helpful to cultivate their logical thinking ability and innovative thinking ability. The process of exploring laws from simple to complex allowed students to gradually master the methods of exploring laws and improve their ability to solve mathematical problems. 2. * * Inadequacies and improvements ** - Students with weaker comprehension abilities might not be able to keep up with the teaching progress. The improvement method was to use group cooperation in teaching, so that students could help each other and explore the rules together. Teachers could also provide individual tutoring for these students. <a href="/?from=ask_words" style="color:red" target="_blank">Read more exciting novels for free</a>
Reflection on the Mathematics Activity of Small Class
The following is a detailed reflection on the classification of mathematics activities in small classes: ** 1. Achievement of the event objective ** 1. ** Knowledge and Skill Target ** - In the classification activity, if the goal is to let the child learn to classify according to a certain feature, such as color or shape. During the activity, it was necessary to observe whether the child could accurately classify the items according to the given standards. For example, in an activity that used color as a classification standard, whether the child could put red items together and blue items together. If most of the children could operate it correctly, it meant that the goal was achieved. However, if some children were confused, such as grouping red and similar colors such as orange, this might indicate that the guidance of color distinction in the teaching process was not clear enough, or the color contrast of the teaching materials chosen was not obvious enough. - If the goal of the activity involves letting the child understand the concept of classification, such as saying,"Putting the same things together is classification." Teachers should guide children to understand this abstract concept through a variety of examples. In the process of reflection, review the child's answers. If the child can express similar concepts in his own language, it means that the concept transmission is successful. On the contrary, he needs to consider whether there are problems in the teaching method or the choice of examples, such as whether the use of overly complicated language or not vivid examples to explain the concept. 2. ** Course, Method, and Target ** - When the goal was to cultivate the child's observation ability and operation ability, it was necessary to consider whether the activity process gave the child enough opportunities to observe and operate. For example, in an activity that categorized objects by shape, the child needed to observe the objects of different shapes before operating them. If the teacher explained too much during the activity and the child had too little time to observe and operate independently, it might affect the development of these abilities of the child. Teachers could reflect on whether there was enough time for children to explore and discover the rules themselves, and whether they gave appropriate guidance during the operation of the children, without too much intervention and correcting mistakes in time. 3. ** Emotions, attitudes, goals ** - It was important for the children to develop their interest in mathematics activities. In the activity, you can create interesting situations, such as small animals sharing food, to attract children to participate. When reflecting, you should consider the enthusiasm of the child in the activity and whether he actively participated in the classification activities. If the child showed a negative or disinterested attitude, it might be that the situation was not attractive enough, or the difficulty of the activity was too high or too low, causing the child to lose the challenge or sense of accomplishment. ** 2. Event content design ** 1. ** The rationality of the classification criteria ** - The classification criteria chosen should be in line with the cognitive level of the children in the small class. For example, classification by size, color, simple shape, etc. was more suitable for small children. However, overly complicated classification criteria, such as classification by function or material (materials that were difficult for small children to understand), might cause difficulties for children. If it is found that the child has difficulty understanding the classification criteria during the activity, it is necessary to re-evaluate whether the selection of the classification criteria is appropriate. 2. ** Selection and Use of Teaching Aids ** - The choice of teaching aids should be intuitive, vivid, and colorful to attract the attention of children. For example, using colored blocks, small animal cards, etc. as teaching aids for classification. In the process of reflection, he had to consider whether the teaching aid had played its proper supporting role. If there were too many or too few teaching aids, it might affect the child's operating experience. Too many teaching materials may confuse the child, and too few may not fully demonstrate the variety of categories. At the same time, the presentation method of the teaching aid was also very important. Whether it could clearly display the characteristics of the classification, such as whether the color distinction was obvious when it was classified by color. ** 3. Event organization and implementation ** 1. ** Connection of activity segments ** - The transition between activities should be smooth and natural. For example, from the introduction stage to the main body's classification operation stage, to the final summary stage, there must be a logical connection between each stage. If the transition between the activities was found to be stiff, the child might be distracted. This required a re-adjustment of the transition between the segments. For example, the continuation of the story, questions, and guidance could be used to make the connection between the segments more natural. 2. ** Teacher's guidance and interaction ** - When the child was performing the classification operation, the teacher's guidance should be timely and appropriate. If the teacher pointed out the child's mistakes too early or interfered too much with the child's operational thinking, it might affect the child's independent exploration ability. Teachers should give appropriate guidance when children encounter difficulties or misconceptions. At the same time, the interaction between teachers and children was also very important. Children should be encouraged to actively express their thoughts and give positive feedback in a timely manner, such as praise and encouragement, to enhance children's self-confidence and participation. ** 4. Event Extension ** 1. ** Contact between family and kindergarten ** - You can think about how to extend the classification activities to the family, such as assigning small family tasks and letting the children sort their toys when they go home. If you don't connect well with your family in the extension of activities, you may miss some opportunities to consolidate the knowledge and skills that children have learned. They could consider informing parents of the content of the activities through parent groups and providing some simple suggestions for family activities to promote children's learning and development in the family environment. <a href="/?from=ask_words" style="color:red" target="_blank">Read more exciting novels for free</a>
Second grade, volume one, six units of mathematics teaching reflection summary
" Second Grade Volume One, Six-Unit Mathematics Teaching Reflection and Reflection." After teaching this unit, he felt that there was a lot to say. This unit of mathematics was challenging for the second graders, but it was also very interesting. From the teaching content, it covered a lot of important knowledge points, such as the further application of the multiplication formula, as well as some simple multiplication, addition, multiplication, and deduction operations. When teaching the application of the multiplication formula, he found that some of the students could quickly understand and apply it to practical calculations, but there were also some students who always mixed up the formula and were prone to making mistakes when calculating. This requires me to give them more opportunities to practice in class, and I have to change the question types, such as filling in the blanks, calculating the small cards, and so on, so that they can repeatedly consolidate the chant. Multiplication, addition, and multiplication were even more difficult. At the beginning, the children found it difficult to understand why they had to do multiplication before addition and multiplication. I used some physical objects or drawings to explain it to them. For example, I used small wooden sticks to put them in a group, so that they could understand the logic of this operation sequence. However, there are still students who forget the order of operations when doing practice questions. This also reminds me that I have to continue to strengthen this point in the subsequent teaching. From the perspective of teaching methods, I think group cooperative learning has played a certain role in this unit. By letting the students exchange their memory methods for the multiplication formula and discuss with each other when solving the multiplication, addition, and multiplication problems, they could learn different ways of thinking from their friends. However, there was also a problem. Some of the group discussions would go off topic and become idle chatter. This required me to guide them better. In general, there were gains and shortcomings in this unit. In the future, when I teach, I have to improve my teaching methods based on these problems so that the students can better grasp mathematics knowledge. <a href="/?from=ask_words" style="color:red" target="_blank">Read more exciting novels for free</a>
Online teaching, first grade, second volume, mathematics teaching reflection, short
There were some challenges and experiences in teaching first-year mathematics online. From the perspective of teaching, teachers should change their ideas in preparing lessons, highlight important and difficult points, design learning activities, integrate network resources, but pay attention to authority. In class, they had to complete the details, send live broadcast links in advance, write down topics, etc., pay attention to student interaction, and attract students by showing excellent homework. The marking of homework was more complicated, so students had to be urged to submit homework and give timely feedback. From the perspective of students 'learning, students should be self-disciplined, and teachers should guide them to establish the idea of self-conscious learning. There were some shortcomings in the teaching, such as the students 'lack of practical training leading to disobedience, poor sense of cooperation, the direction of the teacher's questions was not clear enough, the students did not speak widely in the classroom, the teacher's language was not refined enough, and so on. <a href="/?from=ask_words" style="color:red" target="_blank">Read more exciting novels for free</a>
Analysis and Reflection on the Final Examination Paper of the Second Volume of the First Grade Mathematics
The following is the analysis and reflection of the final exam paper for the second volume of first-year mathematics: ** I. Test Paper's Special Characteristics ** 1. ** Examined basic knowledge and skills ** - Based on the content of the teaching materials, the students 'mastery of basic knowledge, basic skills, and basic methods were examined. For example, the neighboring numbers of numbers, the calculation of RMB, and finding rules to fill in numbers were all basic knowledge in the textbook. This kind of test helped to understand the students 'understanding and application of basic concepts and laws, rather than purely mechanical memory and imitation. 2. ** Connecting to the reality of life ** - It reflected the reality of mathematics. Some of the questions were related to life scenes that students were familiar with, such as the calculation of the amount of money spent on buying stationery. This was in line with the mathematics curriculum standards, which required students to learn to use mathematical thinking to solve daily problems and enhance their awareness of applied mathematics. 3. ** Pay attention to ability test ** - The students 'hands-on operation ability, application awareness, and problem solving ability were tested. For example, there might be questions that required students to solve the problem through actual operation or observation, as well as questions such as drawing pictures and writing formulas. They were both interesting and could train students 'mathematical thinking. ** 2. Reason why students lost points ** 1. ** Not serious about the questions ** - Many students answered the questions without understanding the requirements. This was the main problem in the exam. For example, in some questions with similar text expressions, students could easily confuse the meaning of the questions, resulting in wrong answers. 2. ** Weak strategy awareness ** - For example, in the questions involving statistics, some students filled in the wrong answers because they did not have a good grasp of statistics such as numbers and characters. 3. ** Students with learning difficulties ** - Students with learning difficulties had more points deducted in the exam, reflecting the large gap in their knowledge and learning ability. 4. ** Many points are lost on flexible questions ** - Compared to the basic questions, the loss of points for the flexible questions was more serious, indicating that students had difficulties in facing questions that required a certain amount of thinking and comprehensive application of knowledge. ** 3. Modification measures ** 1. ** Cultivate study habits ** - For the lower grade students, it was necessary to help them recognize the learning style that was suitable for them and develop good learning habits, such as writing seriously and carefully reviewing questions. This was crucial to improving their academic performance. 2. ** Stratified teaching and attention to students with learning difficulties ** - According to the differences between students, they would teach in different levels and pay attention to students with learning difficulties. From the perspective of "people-oriented", he insisted on the combination of "heart tonic" and supplementary classes for students with learning difficulties. He communicated with them more, encouraged them, helped them overcome psychological barriers, and built up their learning confidence. He started from the most basic knowledge and gradually improved their learning ability. 3. ** Practice and guidance ** - Teachers should select and compile all kinds of targeted exercises, including flexibility, development, and comprehensive exercises. During the practice, they should also provide students with methods and strategies to collect information, deal with information, analyze problems, and solve problems, so as to improve their ability to deal with various questions. <a href="/?from=ask_words" style="color:red" target="_blank">Read more exciting novels for free</a>
Reflection on the fourth grade mathematics composition
The following is a reflection on the fourth grade mathematics essay from different aspects: ** 1. Regarding the difficulty of the teaching content ** 1. ** The measurement of angles ** - This was the most difficult part of elementary school mathematics. There were many problems with the protractor for fourth-years. For example, the placement of the protractor and the correct reading of the degree of the angle. The common problems that students had were that they were used to looking at the degree of the outer circle no matter which circle the "0" mark was on one side of the angle. When reading the scale, there would be reading errors, such as reading 40 to 50, and the direction of reading the scale was blurry in their minds. This reflected that although the teacher emphasized the steps of "point coincidence, edge coincidence, and reading the scale" during teaching, the students might not really understand the principle. Teachers might need to think more from the student's point of view and consider how to let the student understand the nature of measurement more intuitively, rather than simply training skills. 2. ** Knowledge of big numbers ** - This unit involves a large number of students, and students have less contact with them in their lives. Even though students nowadays were willing to accept challenges, some abstract concepts, such as the understanding of numbers within a hundred million, reading and writing, the rewrite of large numbers, and the understanding of approximate numbers, were still difficult. Teachers used the methods of creating situations and cooperative communication, using data such as population censuses, land area, and gross domestic product to stimulate students 'interest in learning. However, in the teaching process, they might need to guide students to understand the meaning of these large numbers in more detail to enhance students' sense of numbers. ** II. Teaching aid and demonstration ** 1. ** The measurement of angles ** - When teaching the measurement of angles, there was a difference between the protractor of the teaching aid and the protractor of the students. For example, the teaching aid was made of wood, and the center point and the zero scale line were not clearly displayed on the blackboard, which could not give the students a good demonstration. This may affect the students 'understanding of the correct use of the protractor. Teachers should consider using clearer and more observable teaching aids or modern educational technology (such as a projector) to demonstrate the correct use of the protractor. ** 3. Regarding the Awareness of Students ** 1. ** The measurement of angles ** - The fourth-year student saw only a static, complete angle, and did not realize that an angle was formed by a ray rotating around the end. This made it difficult for students to understand the principle of angle measurement, such as "the center to the apex, the zero line to one side, and the other side to look at the scale." They did not understand why they had to do this, and they were at a loss when actually measuring the angle. Teachers could add some dynamic demonstration in the teaching to help students establish the image of the dynamic formation process of the angle, so as to better understand the method of measuring the angle. <a href="/?from=ask_words" style="color:red" target="_blank">Read more exciting novels for free</a>