题目内容
计算:
(1)-32-[8÷(-2)3-1]+3÷2×
(2)(-
-
+
)÷
.
(1)-32-[8÷(-2)3-1]+3÷2×
1 |
2 |
(2)(-
3 |
4 |
5 |
9 |
7 |
12 |
1 |
36 |
(1)-32-[8÷(-2)3-1]+3÷2×
=-9-(-1-1)+
=-9+2+
=-6
;
(2)(-
-
+
)÷
=(-
-
+
)×36
=-27-20+21
=-26.
1 |
2 |
=-9-(-1-1)+
3 |
4 |
=-9+2+
3 |
4 |
=-6
1 |
4 |
(2)(-
3 |
4 |
5 |
9 |
7 |
12 |
1 |
36 |
=(-
3 |
4 |
5 |
9 |
7 |
12 |
=-27-20+21
=-26.
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