问题
解答题
计算: (1)-18÷
(2)(-24)×(
|
答案
(1)-18÷
-(-2)×81 4
=-1×4+16
=-4+16
=12;
(2)(-24)×(
-11 8
+2 3
)1 6
=-24×
+24×1 8
-24×5 3 1 6
=-3+40-4
=33.
计算: (1)-18÷
(2)(-24)×(
|
(1)-18÷
-(-2)×81 4
=-1×4+16
=-4+16
=12;
(2)(-24)×(
-11 8
+2 3
)1 6
=-24×
+24×1 8
-24×5 3 1 6
=-3+40-4
=33.