问题
解答题
计算: (1)36×(
(2)(-2)3-22-|-
|
答案
(1)36×(
-2 3
+5 9
) 7 12
=24-20+21
=25;
(2)(-2)3-22-|-
|×(-10)21 4
=-8-4-
×1001 4
=-8-4-25
=-37.
计算: (1)36×(
(2)(-2)3-22-|-
|
(1)36×(
-2 3
+5 9
) 7 12
=24-20+21
=25;
(2)(-2)3-22-|-
|×(-10)21 4
=-8-4-
×1001 4
=-8-4-25
=-37.