题目内容
计算下面各题
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考点:分数的四则混合运算
专题:计算题
分析:依据分数乘法计算方法,按照从左到右顺序计算即可解答.
解答:
解:(1)
×
×
=
×
=
;
(2)
×
×
=
×
=
;
(3)
×
×14
=
×14
=6;
(4)
×
×8
=
×8
=2;
(5)
×
×
=
×
=
;
(6)
×4×
=
×
=2.
| 8 |
| 15 |
| 3 |
| 8 |
| 5 |
| 9 |
=
| 1 |
| 5 |
| 5 |
| 9 |
=
| 1 |
| 9 |
(2)
| 9 |
| 14 |
| 22 |
| 27 |
| 7 |
| 11 |
=
| 11 |
| 21 |
| 7 |
| 11 |
=
| 1 |
| 3 |
(3)
| 2 |
| 7 |
| 3 |
| 2 |
=
| 3 |
| 7 |
=6;
(4)
| 1 |
| 3 |
| 3 |
| 4 |
=
| 1 |
| 4 |
=2;
(5)
| 7 |
| 12 |
| 8 |
| 21 |
| 9 |
| 10 |
=
| 2 |
| 9 |
| 9 |
| 10 |
=
| 1 |
| 5 |
(6)
| 5 |
| 6 |
| 3 |
| 5 |
=
| 10 |
| 3 |
| 3 |
| 5 |
=2.
点评:本题主要考查学生依据分数乘法计算方法解决问题的能力.
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