问题 解答题
计算:
(1)-32-(-2)2;                       (2)-14-
1
6
×[2-(-3)2]

(3)(-10)2+[(-4)2-(3+32)×2];    (4)(-1)4-(1-0.5)×
1
3
×[2-(-2)2]

(5)-0.52+
1
4
-|-22-4|-(-1
1
2
)3×
4
9
;   (6)(-2)3-3×[(-4)2+2]-(-3)2÷(-2);
(7)(-2)2003+(-2)2002;               (8)(-0.25)2009×42008
答案

(1)-32-(-2)2-9-4

=-13;

(2)-14-

1
6
×[2-(-3)2]

=-1-

1
6
×(-7)

=-1+

7
6

=

1
6

(3)(-10)2+[(-4)2-(3+32)×2]

=100+(16-24)

=92;

(4)(-1)4-(1-0.5)×

1
3
×[2-(-2)2]

=1-

1
6
×(-2)

=1

1
3

(5)-0.52+

1
4
-|-22-4|-(-1
1
2
)
3
×
4
9

=-0.25+

1
4
-8+
27
8
×
4
9

=-6.5;

(6)(-2)3-3×[(-4)2+2]-(-3)2÷(-2)

=(-8)-3×18+

9
2

=(-8)-54+

9
2

=-62+

9
2

=-

115
2

(7)(-2)2003+(-2)2002

=-22003+22002

=-22002×2+22002

=22002×(-2+1)

=-22002

(8)(-0.25)2009×42008

=-(

1
4
2009×42008

=-

1
4
×(
1
4
×4)2008

=-

1
4

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