题目内容
(1)
+(-
)+
(2)10+(-2)×(-5)2
(3)(
-
+
)×24
(4)(-6)÷(24-48-0.6)×41
(5)|-
|÷(
-
)-
×(-4)2
(6)-12-[1
+(-12)÷6]2×(-
)3.
2 |
3 |
1 |
5 |
1 |
3 |
(2)10+(-2)×(-5)2
(3)(
1 |
4 |
1 |
2 |
1 |
6 |
(4)(-6)÷(24-48-0.6)×41
(5)|-
7 |
9 |
2 |
3 |
1 |
5 |
1 |
3 |
(6)-12-[1
2 |
3 |
3 |
4 |
(1)原式=(
+
)
=1-
=
;
(2)原式=10-50=-40;
(3)原式=6-12+4=10-12=-2;
(4)原式=-6÷(-24.6)×41=
×41=10;
(5)原式=
÷
-
×16=
-
=-
;
(6)原式=-1-
×(-
)=-1+
=-
.
2 |
3 |
1 |
3 |
1 |
5 |
1 |
5 |
4 |
5 |
(2)原式=10-50=-40;
(3)原式=6-12+4=10-12=-2;
(4)原式=-6÷(-24.6)×41=
1 |
4.1 |
(5)原式=
7 |
9 |
7 |
15 |
1 |
3 |
5 |
3 |
16 |
3 |
11 |
3 |
(6)原式=-1-
1 |
9 |
27 |
64 |
3 |
64 |
61 |
64 |
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