题目内容
| 1 |
| 4 |
| 1 |
| 5 |
| 1 |
| 4 |
| 1 |
| 5 |
√
√
.(判断对错)分析:
×
÷
×
,只含有乘除法,按照从左到右的顺序求出结果,然后再进一步解答.
| 1 |
| 4 |
| 1 |
| 5 |
| 1 |
| 4 |
| 1 |
| 5 |
解答:解:
×
÷
×
=
÷
×
=
×
=
;
所以,
×
÷
×
=1,结果是错的.
故答案为:√.
| 1 |
| 4 |
| 1 |
| 5 |
| 1 |
| 4 |
| 1 |
| 5 |
=
| 1 |
| 20 |
| 1 |
| 4 |
| 1 |
| 5 |
=
| 1 |
| 5 |
| 1 |
| 5 |
=
| 1 |
| 25 |
所以,
| 1 |
| 4 |
| 1 |
| 5 |
| 1 |
| 4 |
| 1 |
| 5 |
故答案为:√.
点评:只含有同级运算的,按照从左到右的顺序进行计算.
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