题目内容
计算:
(1)(+1
)+(-5
)
(2)(
-
+
)×(-35)
(3)-22-(-3)3×(-1)4
(4)
×(-
)-
(5)-22-(-3)3×(-1)4-(-1)5
(6)
+(-
)+
+(-
)+(-
)
(7)[(-
)3×(-
)2÷(-
)-32-(-3)3]×(-14)
(8)(-81)÷2
×(-
)÷(-16)
(9)3-2×(-5)2
(10)-48×(
-
+
-
)
(11)(-
)2×0.52×(-6)3×24.
(1)(+1
| 1 |
| 3 |
| 2 |
| 3 |
(2)(
| 17 |
| 35 |
| 4 |
| 7 |
| 4 |
| 5 |
(3)-22-(-3)3×(-1)4
(4)
| 2 |
| 3 |
2
|
| 3 | -3
| ||
(5)-22-(-3)3×(-1)4-(-1)5
(6)
| 1 |
| 2 |
| 2 |
| 3 |
| 4 |
| 5 |
| 1 |
| 2 |
| 1 |
| 3 |
(7)[(-
| 3 |
| 2 |
| 4 |
| 3 |
| 1 |
| 2 |
(8)(-81)÷2
| 1 |
| 4 |
| 4 |
| 9 |
(9)3-2×(-5)2
(10)-48×(
| 1 |
| 2 |
| 5 |
| 8 |
| 1 |
| 3 |
| 11 |
| 16 |
(11)(-
| 1 |
| 3 |
(1)(+1
)+(-5
),
=-(5
-1
),
=-4
;
(2)(
-
+
)×(-35),
=
×(-35)-
×(-35)+
×(-35),
=-17+20-28,
=-45+20,
=-25;
(3)-22-(-3)3×(-1)4,
=-4-(-27)×1,
=-4+27,
=23;
(4)
×(-
)-
,
=
×(-
)-(-
),
=-1+
,
=
;
(5)-22-(-3)3×(-1)4-(-1)5,
=-4-(-27)×1-(-1),
=4+27+1,
=32;
(6)
+(-
)+
+(-
)+(-
),
=
+(-
)+(-
)+(-
)+
,
=0-1+
,
=-
;
(7)[(-
)3×(-
)2÷(-
)-32-(-3)3]×(-14),
=[(-
)×
×(-2)-9-(-27)]×(-1),
=(12-9+27)×(-1),
=30×(-1),
=-30;
(8)(-81)÷2
×(-
)÷(-16),
=(-81)×
×(-
)×(-
),
=-81×
×
×
,
=-1;
(9)3-2×(-5)2,
=3-2×25,
=3-50,
=-47;
(10)-48×(
-
+
-
),
=
×(-48)-
×(-48)+
×(-48)-
×(-48),
=-24+30-16+33,
=-40+63,
=23;
(11)(-
)2×0.52×(-6)3×24,
=
×
×(-216)×16,
=-96.
| 1 |
| 3 |
| 2 |
| 3 |
=-(5
| 2 |
| 3 |
| 1 |
| 3 |
=-4
| 1 |
| 3 |
(2)(
| 17 |
| 35 |
| 4 |
| 7 |
| 4 |
| 5 |
=
| 17 |
| 35 |
| 4 |
| 7 |
| 4 |
| 5 |
=-17+20-28,
=-45+20,
=-25;
(3)-22-(-3)3×(-1)4,
=-4-(-27)×1,
=-4+27,
=23;
(4)
| 2 |
| 3 |
2
|
| 3 | -3
| ||
=
| 2 |
| 3 |
| 3 |
| 2 |
| 3 |
| 2 |
=-1+
| 3 |
| 2 |
=
| 1 |
| 2 |
(5)-22-(-3)3×(-1)4-(-1)5,
=-4-(-27)×1-(-1),
=4+27+1,
=32;
(6)
| 1 |
| 2 |
| 2 |
| 3 |
| 4 |
| 5 |
| 1 |
| 2 |
| 1 |
| 3 |
=
| 1 |
| 2 |
| 1 |
| 2 |
| 2 |
| 3 |
| 1 |
| 3 |
| 4 |
| 5 |
=0-1+
| 4 |
| 5 |
=-
| 1 |
| 5 |
(7)[(-
| 3 |
| 2 |
| 4 |
| 3 |
| 1 |
| 2 |
=[(-
| 27 |
| 8 |
| 16 |
| 9 |
=(12-9+27)×(-1),
=30×(-1),
=-30;
(8)(-81)÷2
| 1 |
| 4 |
| 4 |
| 9 |
=(-81)×
| 4 |
| 9 |
| 4 |
| 9 |
| 1 |
| 16 |
=-81×
| 4 |
| 9 |
| 4 |
| 9 |
| 1 |
| 16 |
=-1;
(9)3-2×(-5)2,
=3-2×25,
=3-50,
=-47;
(10)-48×(
| 1 |
| 2 |
| 5 |
| 8 |
| 1 |
| 3 |
| 11 |
| 16 |
=
| 1 |
| 2 |
| 5 |
| 8 |
| 1 |
| 3 |
| 11 |
| 16 |
=-24+30-16+33,
=-40+63,
=23;
(11)(-
| 1 |
| 3 |
=
| 1 |
| 9 |
| 1 |
| 4 |
=-96.
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