Intensive Training of Maths(2B)二年级第二学期数学强化训练

鲍倩晴

1.There were 16 students on the playground， and another 14 come to the playground now. How many groups can these students be divided into when playing games in groups of 5？

2.One small car can hold 4 people each， and one bus can hold 25 people. If I have 3 cars and 1 bus here， then how many people can I take in all？

3.In a store， there are 4 boxes of table tennis balls， and 6 table tennis balls in each of the boxes. Now 20 of them are sold. How many table tennis balls are left？

4.Here are 15 girls in Class One， Grade Two. In this class， the boys are 11 more than the girls. How many students are there in this class？

5.One teddy bear costs 50 yuan， and one toy car costs 20 yuan. Xiao Ming had 100 yuan. How much money was left after he bought a teddy bear and a toy car？

6.Fill in the missing numbers.

2， 5， 8， （ ）， （ ）， 17

7.Fill in the missing numbers.

8， 8， 10， 6， 12， 4， （ ）， （ ）

8.In the f igure below， there are 6 points and 9 line segments. An ant starts going from Point A and needs to go along the certain line segments to Point F. During its journey， the ant can only move to the right， the down， or the right down. In how many different ways can this ant go？

9.There are 25 rows of seats in a theatre. There are 2 more seats in each row than the seats in the front row. There are 70 seats in the last row. How many seats are there in this theater in total？

10.Mr Smith bought less than 20 pencils. If he gives 3 pencils to some of his children， there will be 2 pencils left over; if he gives 5 pencils to some of his children， there will be also 2 pencils left over. How many pencils did Mr Smith buy？

11.A book has 100 pages. If you count the pages from the first page to the last page， page 30 is a map of China. If you count the pages forward from the last page， which page is the map of China？

（參考答案见本期第75页）