问题
解答题
计算题: (1)23-37+3-52 (2)-22÷(-4)3+|0.8-1|×(2
|
答案
(1)23-37+3-52=26-89=-63,
(2)-22÷(-4)3+|0.8-1|×(2
)21 2
=-4÷(-64)+
×1 5 25 4
=
+1 16 5 4
=
;21 16
计算题: (1)23-37+3-52 (2)-22÷(-4)3+|0.8-1|×(2
|
(1)23-37+3-52=26-89=-63,
(2)-22÷(-4)3+|0.8-1|×(2
)21 2
=-4÷(-64)+
×1 5 25 4
=
+1 16 5 4
=
;21 16