题目内容
计算:
(1)-10+8÷(-2)2-(-4)×(-3);
(2)|-1|+32×(-
)2-(-1)3.
(1)-10+8÷(-2)2-(-4)×(-3);
(2)|-1|+32×(-
| 2 |
| 3 |
(1)原式=-10+8÷4-12
=-10+2-12
=-8-12
=-20;
(2)原式=1+9×
+1
=1+4+1
=6.
=-10+2-12
=-8-12
=-20;
(2)原式=1+9×
| 4 |
| 9 |
=1+4+1
=6.
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