问题:
计算
(1)(
7
9
+
5
6
-
11
12
)÷(-
1
36
) (2)-4 2÷(-2) 2+12÷(-
1
3
)×3
计算
(1)(
+
-
)÷(-
) (2)-4 2÷(-2) 2+12÷(-
)×3
(1)(
7 |
9 |
5 |
6 |
11 |
12 |
1 |
36 |
1 |
3 |
参考答案: