题目内容
计算:
(1)-24×(
+
-
);
(2)(-2)2+(-1-3)÷(-
)+|-
|×(-24).
(1)-24×(
| 1 |
| 2 |
| 2 |
| 3 |
| 5 |
| 6 |
(2)(-2)2+(-1-3)÷(-
| 2 |
| 3 |
| 1 |
| 16 |
(1)原式=-12-16+20
=-8;
(2)原式=4+(-4)×(-
)+
×(-16)
=4+6-1
=9.
=-8;
(2)原式=4+(-4)×(-
| 3 |
| 2 |
| 1 |
| 16 |
=4+6-1
=9.
练习册系列答案
相关题目