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Primary school math diary 500 words [3]
Tisch

There are two public classes this semester, one is information class and the other is math class. What I like best is the open math class, because Teacher Lu can always teach us interesting knowledge and create a relaxed environment.

My heart was pounding when the bell rang. When Mr. Lu put the bucket and cup on the podium, he looked at our curious expression and said with a smile, "This bucket of ink and cup is still for display and is an important tool for this class." After listening to Lu Du's words, the students all sat up straight. Suddenly the classroom was very quiet and only a little noise was heard. The students are waiting to land, and the teacher gives us lessons with his props. I saw Teacher Lu show us the scale of the bucket. Teacher Lu also asked us to guess how many liters of ink there were. We all sat and guessed, and I thought, this must be more than 2 liters, but it must be less than 3 liters. After almost a minute or two, Teacher Lu announced the answer. He said it was three. Four liters. Many students in our class clap their hands to encourage themselves. Then Teacher Lu asked another question: Please guess what 1ml is? Some students said, "It should be1mm." But teacher Lu's words surprised us. Teacher Lu said with a smile: "In fact, 1 ml is equal to 0. 7 mm, and then we get down to business. " Teacher Lu first taught us the conversion: 1 liter = 1000 ml, and rising to ml is the carry of three zeros ... Teacher Lu taught us the capacity unit ml with a cup and the capacity unit liter with a bucket, and the students were very happy to learn!

This class is spent in our laughter. After class, the students said, "Today's math class is really interesting!" "

extreme

The school motto of "learning from mistakes" accompanied me through five academic years and gave me great enlightenment.

One day, we were having an exam in Unit 3 of Mathematics. Ding Lingling, the exam has already started. I couldn't help laughing when I saw the newspaper. Because the topic of this paper is very simple, I am absolutely sure that I can get full marks. I finished it quickly, thinking: I don't have to check such a simple test paper, and my mother will definitely praise me ... Thinking, when the bell rang, I handed it in proudly.

When I got home, my mother asked me about the exam today. I gave my mother a victory gesture and said confidently, "No problem, I will get full marks in the exam." My mother said, "Don't be proud, pride makes people go backwards." I said disapprovingly, "This test paper is very simple, don't worry!" Then he went to bed.

The next morning, the math teacher came in smiling, which showed that everyone did well in the exam. Soon I got the test paper, and I couldn't wait to look at the score column, but it didn't have the expected "one onion, two eggs", but it was -89, which was worse than my expected score 1 1 minute! Looking at these red forks, I feel that the big stone in my heart fell to the ground, but it didn't land safely, but I heard a muffled sound and broke.

When I got home, my mother saw me depressed and gloomy. She asked me, "Did I fail in the exam?" I nodded and felt an impulse to cry. My mother comforted me, "it doesn't matter, I screwed up this time." As the saying goes, "if you learn this lesson, you will certainly gain something next time." "

After listening to my mother's words, I am not proud of the next exam. I did every question carefully, and sure enough, I got full marks.

The motto "learn from mistakes" has changed me from ignorance to maturity and understanding, which has brought earth-shaking changes. I also want to thank my mother for her teaching. Without her patience, there would be no mine …

Tisso

Today, we had an exam, and we got three exams at once, which means that we are the real doomsday, and we are very nervous.

This morning, the Chinese teacher and the math teacher told us earnestly: "Don't panic, don't worry, you will forget things if you panic too much ... The third class is coming, which is the math exam." When we take the math exam, we will think, Oh! Is mathematical simulation difficult? I thought, "Is there any conceptual problem on this paper? I haven't recited some concepts yet! "When the teacher came, we saw that the teacher was going to hand out math papers, and we immediately fell silent. Some of them have their eyes wide open, and some are always right and completely right in their own positions, but they are stupid. Then after the teacher handed out the papers, the teacher said, "Take the papers and answer them. "I am very nervous. I keep telling the people in front to hurry up. Later, I took a look at the paper. I think it's not difficult. Then, I began to work. Slowly, when I solved the problem, I was poor. I can't do a few questions. The teacher issued two more papers, one for memorizing English words and the other for Chinese. Who's reading the Chinese paper? I started with English, but I memorized a few words. Later, Jia Jinbo finished it at once, much faster than me. I thought to myself, I haven't finished reciting the words in Unit 6! After finishing the paper, we'll write the last item immediately, the Chinese writing contest. There are many special requirements when writing Chinese, such as sitting correctly and holding the pen correctly. When I straightened up, my hands became more and more sour. Later, I was ready to give up. I thought, "No, I don't think other students have given up, and I won't give up. "In a short time, I finished writing, but my waist is still so straight. Finally, I put the paper away and we walked back to the classroom.

Today's exam is the most unforgettable thing for me. My math score is not above 85, and my English language has not come out. If I come out, I haven't achieved my goal yet. I will work harder next time.