题目内容
(1)-1
×(0.5-
)÷1
(2)(-
+
-
)×(-36)
(3)-48÷82-(-25)÷(-6)2
(4)-3-[-5+(1-0.2×
)÷(-2)].
| 2 |
| 3 |
| 2 |
| 3 |
| 1 |
| 9 |
(2)(-
| 5 |
| 6 |
| 3 |
| 4 |
| 7 |
| 18 |
(3)-48÷82-(-25)÷(-6)2
(4)-3-[-5+(1-0.2×
| 3 |
| 5 |
(1)原式=-
×(
-
)÷
=-
×(-
)×
=
;
(2)原式=(-36)×(-
)+(-36)×
-(-36)×
=30-27+14=17;
(3)原式=-48÷64-(-25)÷36=-
+
=-
;
(4)原式=-3-[-5+(1-
)×(-
)]=-3-(-5-
×
)=-3-(-
-
)=-3+
=
.
| 5 |
| 3 |
| 3 |
| 6 |
| 4 |
| 6 |
| 10 |
| 9 |
| 5 |
| 3 |
| 1 |
| 6 |
| 9 |
| 10 |
| 1 |
| 4 |
(2)原式=(-36)×(-
| 5 |
| 6 |
| 3 |
| 4 |
| 7 |
| 18 |
(3)原式=-48÷64-(-25)÷36=-
| 3 |
| 4 |
| 25 |
| 36 |
| 1 |
| 18 |
(4)原式=-3-[-5+(1-
| 3 |
| 25 |
| 1 |
| 2 |
| 22 |
| 25 |
| 1 |
| 2 |
| 75 |
| 25 |
| 11 |
| 25 |
| 86 |
| 25 |
| 11 |
| 25 |
练习册系列答案
相关题目