①-32-(-17)-|-23|②4×(-5)-12÷(-6)③-14-(1+0.5)×13÷4④-4.035×12+7.035×12-36×(79-56+718)⑤(-112)×(-113)×(-1

题目简介

①-32-(-17)-|-23|②4×(-5)-12÷(-6)③-14-(1+0.5)×13÷4④-4.035×12+7.035×12-36×(79-56+718)⑤(-112)×(-113)×(-1

题目详情

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
题型:解答题难度:中档来源:不详

答案

①原式=-32+17-23
=-38;

②原式=-20+2
=-18;

③原式=-1-class="stub"3
2
×class="stub"1
3
÷4
=1-class="stub"1
2
×class="stub"1
4

=1-class="stub"1
8

=class="stub"7
8


④原式=12×(-4.035+7.035)-36×class="stub"7
9
+36×class="stub"5
6
-36×class="stub"7
18

=12×3-28+30-14
=36-28+30-14
=24;

⑤原式=(-class="stub"3
2
)×(-class="stub"4
3
)×(-class="stub"5
4
)×…×(class="stub"2007
2006
)×(-class="stub"2008
2007

=class="stub"2008
2

=1004.

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