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(1)−32−(−12)−3−|1−3|+27;(2)135×23×(−1210);(3)23(72−250);(4)3(13+223);(5)(312−213+48)÷23;(6)(27+13)−(12−15+45);(7)8+13−212;(8)(48+1412)÷27;(9)23(72−250);(10)(π
题目详情
(1)−32−(−
)−3−|1−
|+
;
(2)
×2
×(−
);
(3)2
(
−2
);
(4)
(
+
);
(5)(3
−2
+
)÷2
;
(6)(
+
) −(
−
+
);
(7)
+
−2
;
(8)(
+
)÷
;
(9)2
(
−2
);
(10)(π−2009)0+
+|
−2|;
(11)(
−2)0+(
1 |
2 |
3 |
27 |
(2)
1
|
3 |
1 |
2 |
10 |
(3)2
3 |
72 |
50 |
(4)
3 |
|
2
|
(5)(3
12 |
|
48 |
3 |
(6)(
27 |
|
12 |
|
45 |
(7)
8 |
|
|
(8)(
48 |
1 |
4 |
12 |
27 |
(9)2
3 |
72 |
50 |
(10)(π−2009)0+
12 |
3 |
(11)(
3 |
▼优质解答
答案和解析
(1)−32−(−
)−3−|1−
|+
=-9+8+1-
+3
=2
;
(2)
×2
×(−
)=-2×
×
=-4
;
(3)2
(
−2
)=2
(6
-10
)=-8
;
(4)
(
+
)=
+
=1+2
;
(5)(3
−2
+
)÷2
=6
÷2
-
÷2
+4
÷2
1 |
2 |
3 |
27 |
3 |
3 |
3 |
(2)
1
|
3 |
1 |
2 |
10 |
1 |
2 |
|
3 |
(3)2
3 |
72 |
50 |
3 |
2 |
2 |
6 |
(4)
3 |
|
2
|
3×
|
3×
|
2 |
(5)(3
12 |
|
48 |
3 |
3 |
3 |
2
| ||
3 |
3 |
3 |
作业帮用户
2016-12-02
|
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