Application of Olympiad Mathematics in the First Grade of Primary School (1~ 10)
1, 15 children line up, there are 9 people in front of Xiaodong, how many people are behind Xiaodong? 2, 14 Students stand in a team to do exercises. Zhang Bing is the sixth in front, which one is behind?
3. There are 13 chickens in a row, including a big cock. From the front, it ranks eighth. How many chickens are there in the back?
4. There are 13 chickens in one line, including a big cock. There are eight chickens in front of it, and how many chickens are there behind it?
5. There are two baskets of apples, the first basket is 25 and the second basket is 19. How many apples are taken from the first basket and put in the second basket? The number of apples in the two baskets is equal?
6. Xiaoli has 18 pictures. After giving Xiaolong three pictures, the number of them is the same. How many pictures does Xiaolong have?
7. After Xiaohua gave Xiao Fang eight stamps, they had the same number of stamps. How many stamps does Xiaohua have more than Xiao Fang?
8. Dalin crosses 15 more than Xiaolin, Xiaoming crosses 6 more than Xiaolin, and Dalin crosses more than Xiaoming.
9. Xiaohua is 6 years old this year. Father said to Xiaohua, "When you are 10, I will be 40 years old." How old is dad this year?
10, there is a giraffe in the zoo. Its age is the number obtained by subtracting the smallest two numbers from two numbers and then subtracting one number. How old is this giraffe?
Application of Olympiad Mathematics in the First Grade of Primary School (1 1~20)
1 1, my brother has 4 apples, my sister has 3 apples and my brother has 8 apples. After my brother gave it to my brother 1, my brother ate three apples. Who has more apples at this time? 12, Xiaoming is 6 years old and Xiao Qiang is 4 years old. How old is Xiaoming two years later?
13, students line up to do the questions. There are four people in front of Xiaoming and four people behind him. How many people are there in this team?
14, there is a book. Xiaohua read two pages on the first day, and then read two more pages every day than the day before. How many pages did he read on the fourth day?
15. Students line up to do exercises. From the front, Xiao Ming ranks fourth, from the back, Xiao Ming ranks fifth. How many people are there in this team?
16, with 8 balls. If every boy sends one, there will be two more. If every girl sends one, there will be two less. How many boys and girls are there?
17, the teacher gave each of the nine good students a flower and 1 red flower. How many red flowers does the teacher have?
18, five students threw sandbags. If the teacher gives each person two sandbags, it is 1. How many sandbags does the teacher have?
19. There were nine books just now. Dad bought him five more, and Xiaoming borrowed two. How many books were there just now?
20. A group of pupils. There are eight taller students in front of Li Ping? The last five students are shorter than him. How many students are there in this team?
Application of Olympiad Mathematics in the First Grade of Primary School (2 1~30)
2 1. Five pencils in winter and nine pencils in South and South. How many more pencils will you buy in winter? 22. Xiaoping's home is 2 kilometers away from 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?
23. There are 1 tigers and 3 monkeys in the circus. There are as many black bears as tigers. How many animals are there in the circus?
24. 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?
25. Obana's father and mother volunteered to plant trees on Arbor Day. Xiaohua planted 1 tree, while his father planted 5 trees. His mother planted two fewer trees than his father. How many trees did his mother plant? How many trees have they planted?
26. There are five pears in the first plate and four pears in the second plate. Take 1 from the first disk and put it in the second disk. How many pears are there now?
27. Xiaohong has two toys, Xiaoying has three toys, Xiaoming has two more toys than Xiaohong, and how many toys does Xiaoming have?
28. There are 9 students in the art interest group of Xinxing Primary School, and there are as many calligraphy interest groups as there are. How many students are there in these two interest groups?
29. Three boys borrowed six books and four girls borrowed seven books. How many books have they borrowed?
30. Miss 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 a notebook costs?
Application of Olympiad Mathematics in the First Grade of Primary School (3 1~40)
3 1, sunset, red sun, I put the chicken in 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? 32. It takes a cat 1 minute to eat a fish. So, how many minutes does it take for 100 cats to eat 100 fish at the same time?
It takes five minutes for five children to eat five apples at once. At this rate, how many minutes will it take for 10 children to eat 10 apples at the same time?
34. 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?
35, 13 The children have caught five "chickens" by playing the game of "the eagle catches the chicken". How many didn't get caught?
36. It is getting late. Mom asked Xiao Ming to turn on the light in the room, but the naughty Xiao Ming pulled the switch nine times in a row. Can you tell me whether the light is on or off at this time? What about 20? 100?
Xiaoqing has nine story books, Xiao Xin has seven comic books, and Xiaoqing traded three story books for two comic books in Xiao Xin. How many books do Xiaoqing and Xiao Xin have now?
38. Xiao Min went to the store to buy stationery. She bought 1 pencil with half of the money she brought, the remaining half bought 1 ballpoint pen, and the remaining 1 yuan. How much money does Xiao Min have?
Huanhuan and Lele went to buy exercise books. Huanhuan bought four books and Lele bought six. Huanhuan spends less than Lele 1 yuan. How much is the exercise book?
40. Miss Li has 60 yuan money just to buy a football and two volleyballs. If you only buy two volleyballs, there will be 28 yuan left. How much is a football? How much is a volleyball?
Application of Olympiad Mathematics in the First Grade of Primary School (4 1~50)
4 1. After Kobayashi ate eight cookies, Kobayashi now has four cookies. How many biscuits did Xiao Lin eat? 42. After my brother gave my brother five pencils, there were six left. How many pencils does my brother have?
43. There are 8 boys in the Second Squadron, and there are as many girls as boys. How many students are there in the second squadron?
44. Dahua and Xiaogang each have 10 pictures. After Dahua gave Xiaogang two, how many more did Xiaogang have than Dahua?
45. Mother cat gave Xiaobai 5 fish, Xiaohua 4 fish, and Xiaobai and Xiaohua * * * ate 6 fish. How many did they have?
46. The students borrowed balls from the gym, nine from Class One and six from Class Two. How many balls were lost in the gym?
47. After Yao Ming took out five white balls and five flower balls from his bag, there were 10 white balls and five flower balls left. How many white balls and flowers are there in the bag?
48. Fangfang made 14 flowers, Jingjing made 8 flowers, and Fangfang gave Jingjing several flowers. So they both have as many flowers?
49. Mom bought some duck eggs and 12 eggs. I ate eight eggs, and there were as many eggs left as duck eggs. How many eggs did mom buy?
50. There are 10 sheep on the grass, three white goats have escaped and seven black goats have come. How many sheep are there now?