My mother is 32 years old, 24 years older than Cong Cong. How old is Cong Cong? ?
3. A rope is folded in half, and then folded in half. Each section is 5 meters. How long is this rope? ?
4. A piece of cloth is 60 meters, cut 5 meters at a time, cut 9 times, how many meters are left? ?
5. The school bought/kloc-0 football with 20 yuan, and 29 yuan bought a basketball. How much is a basketball more expensive than a football? ?
6. There are 27 apple trees in the orchard, and there are more pear trees than apple trees 17. How many pear trees are there? ?
7. Xiaoming read a story book. On the first day, he read six pages less than the next, and the next day he read 30 pages. How many books did he read on the first day?
8. My brother is 9 years old today, and my brother 15 years old. /kloc-how old is my brother after 0/0 years? ?
9. It takes 5 minutes to saw a piece of wood into 5 sections. How many minutes does it take to saw it once?
10, Grandma can't buy back 20 pieces of candy, and there are 2 pieces left in the quantity of 3 pieces, and 2 pieces left in the quantity of 5 pieces and 5 pieces. How many sweets did grandma buy? ?
1 1. There are 7 boxes of pens in the store, each containing 8 pens, and 28 pens have been sold. How many pens are left? ?
12. Is it enough for 4 people in each room and 26 people in 7 rooms? ?
13, Xiao Fang borrowed 70 pages of books a week. She plans to read 9 pages every day. Can she finish it on time? If not, how many pages are left? ?
14, Xiaoming is 7 years old, his mother is 2 1 year older than Xiaoming, and his father is 5 times older than Xiaoming. How old is his mother? Where's Dad? ?
/kloc-class 0/5 and class 2 (3) have 28 girls,/kloc-class 0/2 has fewer boys than girls. How many boys are there? How many boys and girls are there?
16. Students planted 25 trees this morning, 19 trees in the afternoon, and 38 trees yesterday. How many more trees have been planted today than yesterday? ?
17, there were 39 male teachers, 25 female teachers and 8 teachers transferred from Chang 'an No.1 Primary School. How many teachers are there in Chang 'an No.1 Primary School now? ?
18. Eight willows were planted in front, back, left and right of the flower bed. A * *, how many willows have been planted? ?
19, Xiaohong reads a 90-page book, with an average of 8 pages a day. After reading for 9 days, how many pages are left? ?
20. Xiaohua has 5 bags of sugar, 6 capsules in each bag, and 3 capsules. How many sweets does Xiaohua have?
2 1. 25 boys, 2 girls1,two teachers. Is there enough space in a 50-seat car? ?
22. A building has ten floors, each floor is 4 meters. Xiaoming is standing on the balcony on the eighth floor. How far is he from the ground? ?
23. There are six small snails, and there are three times fewer ants. How many ants are there? ?
24. There are 36 boxes of pears and 37 boxes of apples. This truck can carry 70 boxes at a time. Can these pears and apples be transported at one time? ?
25. A big towel, 38 yuan, was given to 50 yuan, the shop assistant. How much should I get back? ?
26. Xiaohong's family bought a box of red Fuji, ate 18, and there were six left. How many red fujis are there in a box? ?
27. Xiaolan bought five exercise books at a price of 50 cents each. How much is a * * *? ?
28. The teacher assigned 80 arithmetic problems, and Xiao Xin did 69. How much is left? ?
There are five Chinese books on the desk. A book has 10 pages. * * * How many pages are there? Mathematics book 1 book, 24 pages. How many pages are there in five Chinese books and one math book? ?
30. Xiaoming and Xiaohua went to the park to pick flowers. Xiaoming picked 6 kinds of flowers, 7 each, and Xiaohua picked 4 kinds of flowers, 8 each. How many flowers did Xiaoming and Xiaohua pick? ?
3 1. There are two desks in my mother's office, one with four books of nine different kinds and the other with eight books of three different kinds. How many books are there on two desks in mom's office? ?
There are two vases. There are six flowers in one vase and four flowers in the other. How many flowers are there in two vases? ?
33. There are two rows of poplars in the school playground, with six trees in each row. How many in a row? ?
34, a brush costs 3 yuan, Xiaohong bought four, how much did a * * * cost? ?
35. A table has four feet. How many feet are there in eight tables? ?
36. Xiaohong bought some glass beads, one for five, three for one, and two left. How many glass beads did Xiaohong buy back? ?
37. A triangular piece of paper has three corners. How many angles do six triangular pieces of paper have? ?
A cube has six faces, and each face has four corners. How many angles does a * * * have? ?
39. The students made paper flowers, 6 pieces of red paper, 6 pieces of white paper and 6 pieces of yellow flowers. How many flowers did * * * make? ?
40. There are five rabbits in the cage. How many feet do they have? ?
4 1, Xiaohong raised 6 goldfish in the big fish tank and 3 goldfish in the small fish tank. How many goldfish does Xiaohong have at home?