问题
解答题
计算: (1)-10+8÷(-2)2-(-4)×(-3); (2)|-1|+32×(-
|
答案
(1)原式=-10+8÷4-12
=-10+2-12
=-8-12
=-20;
(2)原式=1+9×
+14 9
=1+4+1
=6.
计算: (1)-10+8÷(-2)2-(-4)×(-3); (2)|-1|+32×(-
|
(1)原式=-10+8÷4-12
=-10+2-12
=-8-12
=-20;
(2)原式=1+9×
+14 9
=1+4+1
=6.