题目内容
计算:
(1)-12013+(-3)2×|-
|-43÷(-2)4;
(2)|
-1|÷(
-
)-
×(-4)3.
(1)-12013+(-3)2×|-
2 |
9 |
(2)|
2 |
9 |
1 |
5 |
2 |
3 |
1 |
3 |
(1)-12013+(-3)2×|-
|-43÷(-2)4
=-1+9×
-64÷16
=-1+2-4
=-3;
(2)|
-1|÷(
-
)-
×(-4)3
=
÷(-
)-
×(-64)
=-
+
=19
.
2 |
9 |
=-1+9×
2 |
9 |
=-1+2-4
=-3;
(2)|
2 |
9 |
1 |
5 |
2 |
3 |
1 |
3 |
=
7 |
9 |
7 |
15 |
1 |
3 |
=-
5 |
3 |
64 |
3 |
=19
2 |
3 |
练习册系列答案
相关题目