问题 解答题
计算:(1)(-10)×(-
1
3
)×(-0.1)×6;
(2)-3×
5
6
×1
4
5
×(-0.25).
答案

(1)(-10)×(-

1
3
)×(-0.1)×6

=-(10×

1
3
×
1
10
×6)

=-2.

(2)-3×

5
6
×1
4
5
×(-0.25)

=3×

5
6
×
9
5
×
1
4

=

9
8

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