Intensive Training of Maths (1A)

广东深圳市龙华区碧澜外国语小学 赖梦婷

I.Fill in the boxes with the correct numbers.

1.3 + 4 = 7,then 7 - = 3.

2.2 + 6 = 8,then 8 - = 6.

3.4 + 5 = 9,then - 5 = 4.

4.3 + 6 = 9,then - 3 = 6.

5.8 + 2 = 10,then 10 - = 2.

II.Find the next shape in a pattern.

III.Word problems.

1.Kate had 2 toy boats,but they were old.So,she bought some more.Now she has 7 toy boats.How many toy boats did Kate buy?

2.Mike had 3 coins in his coin jar.Then,he put a few more in.Now there are 7 coins.How many coins did Mike add to the jar?

3.Jim made 7 pancakes for breakfast.His sister ate some of them.Now there are 4 pancakes.How many pancakes did his sister eat?

4.There were 5 people at a pond.A little while later,some people left.Now there are 2 people at the pond.How many people left?

5.John made 4 cards.He sent some of them to his friend.Now John has 2 cards.How many cards did he send?

6.Rosa had 3 stickers.Then,she got some more as a gift.Now she has 7 stickers.How many stickers did Rosa get as a gift?

7.There were 3 people in a waiting room.Soon,more people came in.Now there are 8 people.How many people came in?

8.There were 6 taxis in a line.Then,some taxis left.Now there is 1 taxi.How many taxis left?

9.There were 8 monkeys in a tree.Then,some monkeys climbed down.Now there is only 1 monkey in the tree.How many monkeys climbed down?

10.There were 8 kids sitting at a lunch table.Then,some kids went to play.Now there are 3 kids at the table.How many kids went to play?

(参考答案见本期第39 页)

Keys toSay about the Pictures

1.two; brothers; shorter 2.both; older 3.eight 4.Wall; north; went 5.young; works; beautiful 6.engineer; worked 7.cucumbers; long; eating 8.cabbages; them