问题 解答题
①-32-(-17)-|-23|
②4×(-5 )-12÷(-6 )
-14-(1+0.5)×
1
3
÷4

④-4.035×12+7.035×12-36×(
7
9
-
5
6
+
7
18

(-1
1
2
)×(-1
1
3
)×(-1
1
4
)×…×(-1
1
2006
)
×(-1
1
2007
答案

①原式=-32+17-23

=-38;

②原式=-20+2

=-18;

③原式=-1-

3
2
×
1
3
÷4

=1-

1
2
×
1
4

=1-

1
8

=

7
8

④原式=12×(-4.035+7.035)-36×

7
9
+36×
5
6
-36×
7
18

=12×3-28+30-14

=36-28+30-14

=24;

⑤原式=(-

3
2
)×(-
4
3
)×(-
5
4
)×…×(
2007
2006
)×(-
2008
2007

=

2008
2

=1004.

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