计算:(1)(-5)×6×(-45)×14(2)-1100-(1-0.5)×13×(-6)-数学

题目简介

计算:(1)(-5)×6×(-45)×14(2)-1100-(1-0.5)×13×(-6)-数学

题目详情

计算:
(1)(-5)×6×(-
4
5
)×
1
4

(2)-1100-(1-0.5)×
1
3
×(-6)
题型:解答题难度:中档来源:不详

答案

(1)原式=6×(5×class="stub"4
5
)×class="stub"1
4

=6×(4×class="stub"1
4

=6×1
=6;

(2)原式=-1-class="stub"1
2
×class="stub"1
3
×(-6)
=-1+1
=0.

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