题目内容
计算:
×
=
;
÷
=
;3
×2
÷
=
.
| 2 |
| 7 |
| 1 |
| 5 |
| 2 |
| 35 |
| 2 |
| 35 |
| 5 |
| 8 |
| 2 |
| 5 |
| 25 |
| 16 |
| 25 |
| 16 |
| 1 |
| 3 |
| 1 |
| 4 |
| 6 |
| 7 |
| 35 |
| 4 |
| 35 |
| 4 |
分析:根据分数乘法、除法的计算法则以及分数乘、除混合运算的顺序,直接进行计算.
解答:解:
×
=
=
;
÷
=
×
=
;
3
×2
÷
,
=
×
×
,
=
.
故答案为:
、
、
.
| 2 |
| 7 |
| 1 |
| 5 |
| 2×1 |
| 7×5 |
| 2 |
| 35 |
| 5 |
| 8 |
| 2 |
| 5 |
| 5 |
| 8 |
| 5 |
| 2 |
| 25 |
| 16 |
3
| 1 |
| 3 |
| 1 |
| 4 |
| 6 |
| 7 |
=
| 10 |
| 3 |
| 9 |
| 4 |
| 7 |
| 6 |
=
| 35 |
| 4 |
故答案为:
| 2 |
| 35 |
| 25 |
| 16 |
| 35 |
| 4 |
点评:此题考查的目的是理解掌握分数乘、除法的计算法则,并且能够正确熟练地进行计算.
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