题目内容
4
乘以
的积减去1.5,再除以0.5,商是多少?
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(4
×
-1.5)÷0.5
=(
×
-1.5)÷0.5,
=(3-1.5)÷0.5,
=1.5÷0.5,
=3.
答:商是3.
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| 2 |
| 2 |
| 3 |
=(
| 9 |
| 2 |
| 2 |
| 3 |
=(3-1.5)÷0.5,
=1.5÷0.5,
=3.
答:商是3.
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