问题
解答题
计算题 (1)-10+8÷(-2)2-(-4)×(-3) (2)-
|
答案
(1)原式=-10+8÷4-12
=-10+2-12
=-20;
(2)原式=-
×(-9×3 2
-8)4 9
=-
×(-4-8)3 2
=-
×(-12)3 2
=18.
计算题 (1)-10+8÷(-2)2-(-4)×(-3) (2)-
|
(1)原式=-10+8÷4-12
=-10+2-12
=-20;
(2)原式=-
×(-9×3 2
-8)4 9
=-
×(-4-8)3 2
=-
×(-12)3 2
=18.