题目内容
计算题:
(1)23-37+3-52
(2)-22÷(-4)3+|0.8-1|×(2
)2.
(1)23-37+3-52
(2)-22÷(-4)3+|0.8-1|×(2
| 1 |
| 2 |
(1)23-37+3-52=26-89=-63,
(2)-22÷(-4)3+|0.8-1|×(2
)2
=-4÷(-64)+
×
=
+
=
;
(2)-22÷(-4)3+|0.8-1|×(2
| 1 |
| 2 |
=-4÷(-64)+
| 1 |
| 5 |
| 25 |
| 4 |
=
| 1 |
| 16 |
| 5 |
| 4 |
=
| 21 |
| 16 |
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