题目内容
| 4 |
| 7 |
| 1 |
| 2 |
| 3 |
| 14 |
分析:先求出
乘
的积,再用所得的积减
即可求解.
| 4 |
| 7 |
| 1 |
| 2 |
| 3 |
| 14 |
解答:解:
×
-
=
-
=
答:差是
.
| 4 |
| 7 |
| 1 |
| 2 |
| 3 |
| 14 |
=
| 2 |
| 7 |
| 3 |
| 14 |
=
| 1 |
| 14 |
答:差是
| 1 |
| 14 |
点评:本题考查知识点:正确掌握四则运算计算方法.
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| 4 |
| 7 |
| 1 |
| 2 |
| 3 |
| 14 |
| 4 |
| 7 |
| 1 |
| 2 |
| 3 |
| 14 |
| 4 |
| 7 |
| 1 |
| 2 |
| 3 |
| 14 |
| 2 |
| 7 |
| 3 |
| 14 |
| 1 |
| 14 |
| 1 |
| 14 |