計算:
(1)
(+1)+(-5)(2)(
-
+
)×(-35)
(3)-2
2-(-3)
3×(-1)
4(4)
×(-)-(5)-2
2-(-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
)+(-5
),
=-(5
-1
),
=-4
;
(2)(
-
+
)×(-35),
=
×(-35)-
×(-35)+
×(-35),
=-17+20-28,
=-45+20,
=-25;
(3)-2
2-(-3)
3×(-1)
4,
=-4-(-27)×1,
=-4+27,
=23;
(4)
×(-
)-
,
=
×(-
)-(-
),
=-1+
,
=
;
(5)-2
2-(-3)
3×(-1)
4-(-1)
5,
=-4-(-27)×1-(-1),
=4+27+1,
=32;
(6)
+(-
)+
+(-
)+(-
),
=
+(-
)+(-
)+(-
)+
,
=0-1+
,
=-
;
(7)[(-
)
3×(-
)
2÷(-
)-3
2-(-3)
3]×(-1
4),
=[(-
)×
×(-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)(-
)
2×0.5
2×(-6)
3×2
4,
=
×
×(-216)×16,
=-96.
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