问题 解答题
计算:
(1)(-5)×6×(-
4
5
)×
1
4

(2)-1100-(1-0.5)×
1
3
×(-6)
答案

(1)原式=6×(5×

4
5
)×
1
4

=6×(4×

1
4

=6×1

=6;

(2)原式=-1-

1
2
×
1
3
×(-6)

=-1+1

=0.

判断题
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