题目内容
计算:
(1)36×(
-
+
)
(2)(-2)3-22-|-
|×(-10)2.
(1)36×(
| 2 |
| 3 |
| 5 |
| 9 |
| 7 |
| 12 |
(2)(-2)3-22-|-
| 1 |
| 4 |
(1)36×(
-
+
)
=24-20+21
=25;
(2)(-2)3-22-|-
|×(-10)2
=-8-4-
×100
=-8-4-25
=-37.
| 2 |
| 3 |
| 5 |
| 9 |
| 7 |
| 12 |
=24-20+21
=25;
(2)(-2)3-22-|-
| 1 |
| 4 |
=-8-4-
| 1 |
| 4 |
=-8-4-25
=-37.
练习册系列答案
相关题目