题目内容
计算:
(1)(-5)×6×(-
)×
(2)-1100-(1-0.5)×
×(-6)
(1)(-5)×6×(-
4 |
5 |
1 |
4 |
(2)-1100-(1-0.5)×
1 |
3 |
(1)原式=6×(5×
)×
=6×(4×
)
=6×1
=6;
(2)原式=-1-
×
×(-6)
=-1+1
=0.
4 |
5 |
1 |
4 |
=6×(4×
1 |
4 |
=6×1
=6;
(2)原式=-1-
1 |
2 |
1 |
3 |
=-1+1
=0.
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