Application of Olympiad Mathematics in First-year Students
1. Five birds flew away from the tree, leaving three birds. How many birds are there in the tree? 2. There are 12 books on the shelf. Seven books have been borrowed. How many books are there?
3. Students 16, including boys 10, how many girls?
The fruit shop sells 10 boxes of apples in the morning and 7 boxes of apples in the afternoon. How many boxes of apples are sold every day?
There are five white rabbits on the grass, and six are running. How many?
6. Xiaoling keeps 14 rabbits, and she feeds each rabbit a radish. In the end, there are still five radishes missing. How many radishes did Xiaoling eat?
7. There are 8 white rabbits on the grass, and there are as many black rabbits as white rabbits. How many rabbits are there on the grass?
8. There are 14 color TV sets and 8 black and white TV sets in the store. How many more opportunities are there for black-and-white TV than for color TV? The number of grey rabbits is less than the total number of white rabbits 18. How many gray rabbits will you raise?
9. Mom bought some duck eggs and 12 eggs. I ate eight eggs, and there were as many eggs left as duck eggs. How many duck eggs did mom buy back?
10. My mother bought 40 strawberries, and Liangliang ate some on the first day and some the next day. This is 12 of the remaining strawberries. How many strawberries did Liangliang eat in two days?
First-year primary school students' application for Olympic mathematics problem two
1. A snail at the bottom of the well can climb 2 meters during the day and slide at night 1 meter. Given a well depth of 5 meters, how long can a snail climb out of the well? 2. The school holds a sports meeting, and the first-year students stand in a row, counting from the left, and there are 10 people on his left; Counting to the right, there are eight people on your right. The teacher asked Hao Hao how many people are there in this row? Smart boy, can you count?
There are as many pieces of milk candy as there are pieces of fruit candy. If you put milk candy in the left cup and fruit candy in the right cup, is there more milk candy in the left cup or fruit candy in the right cup?
There are two layers of books on the shelf. The first floor 12 books, the second floor 20 books. How can we arrange them so that there are as many books on two floors?
5. The clock strikes 1 at one o'clock, 2 at two o'clock and 3 at three o'clock ... So, how many times did the clock strike * * * from 1 to 12?
6. It takes a child three minutes to fold a plane. There are five children now. How many minutes does it take to fold five identical paper planes at the same speed?
7. Small animals line up to do morning exercises. There are 1 small animals in the first row, and then two small animals are added in each row. There are eight rows in one row. How many small animals are there?
8. Eight little boys are better together than anyone else, and everyone says they are better. At this moment, an old gentleman came up and said, "Don't make any noise. We adopt the elimination system, two people wrestle, one person is eliminated in each game, and finally the champion is decided, that is, the person with strength. " Everyone is unanimously in favor. The old man added, "How many more fights will there be like this? You do the math and I'll be the referee. " Son, can you work it out?
9. Xiao Qiang and Xiaoming each have 10 apples, and Xiaoming gave Xiao Qiang two. How many apples are there in Xiao Qiang than in Xiaoming?
10, there are 25 copies, divided into 6 volumes. If there is at least one copy per copy, and the number of copies per copy is different, how many ways are there?
Application of Olympiad Mathematics for Grade One Pupils
1, Xiaoping's home is 2 kilometers away from the school. Once he walked 1 km to school, he remembered that he had forgotten to bring his pencil case, so he went home to get it. How many kilometers did he walk to school this time? 2. When spring comes, Xiaoming, Xiaodong and Xiao Qiang go to the suburbs to catch butterflies. Xiaoming caught three, Xiaodong caught five, and they caught 12. How many did Xiao Qiang catch?
Obana's parents volunteered to plant trees for Arbor Day. Xiaohua planted 1 tree, and Dad planted 5 trees. Mother planted two fewer trees than father. How many trees did mother plant? How many trees have they planted?
Mother cat gave Xiaobai 5 fish and Xiaohua 4 fish. Xiao Bai and Xiao Hua ate six fish. How many people are there?
5. There are 10 sheep on the grass, 3 white goats have escaped and 7 black goats have come. How many sheep are there now?
6. Mr. Wang has 12 yuan and just bought a pen and two notebooks. If you only bought a pen, there is still 6 yuan left. Do you know how much the notebook costs?
7. When the sun sets and the sunset glow is red, I drive the chicken into the cage. Half of the chickens are in cages, five are catching bugs, and the other five are buzzing around me. Children, let's count. How many chickens are there in the cage?
It takes five minutes for five children to eat five apples at the same time. At this rate, how many minutes will it take for 10 children to eat 10 apples at the same time?
9. Xiaohua has 10 red balloons, and Xiaohua has 8 yellow balloons. Xiaohua exchanged four red balloons for three yellow balloons for Xiaohua. How many balls does Kobanawa Xiaohua have now?
10 and 13 children have caught five "chickens" by playing the game of "the eagle catches the chicken". How many people have not been caught?