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有余数的除法 - PowerPoint PPT Presentation

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1、开火车背诵表内乘法。

2、算一算：（用竖式计算）48÷6= 25÷5= 8÷2= 24÷3= 49÷7= 12÷6=

3、说一说（ ）里最大能填几？（ ）×5＜28 （ ）×6＜50（ ）×7＜45 （ ）×4＜31（ ）×8＜18 （ ）×9＜55

5

3

7

5

3

4

6

2 3

2 3

2 3

2 3

2 0

2 0

2 1

1 8

3

5

3

2

23÷3=7（组）······2（个）

23÷4=5（组）······3（个）

（余数）

23÷6=3（组）······5（个）

23÷5=4（组）······3（个）

4

5

6

2 5

2 5

24

2 5

1

0

1、教材P51页“做一做”。

2、教材P53页第2题。

3、算一算：把我们班的同学平均分成6个小组，每个小组多少人？还剩多少人？

4

3

1 3

1 2

1

①还剩下多少钱？

20 – 7 = 13（元）

②剩下的钱最多可以买几本故事书？

13 ÷ 3 = 4（本）······1（元）