题目内容
计算：0.12+
÷0.25-0.25×1
=______．
4.5-2
| ||
|
| 3 |
| 5 |
0.12+
÷0.25-0.25×1
=0.01+
÷0.25-0.25×1.6，
=0.01+2.25×
÷
-0.25×1.6，
=0.01+2.25-0.4，
=2.26-0.4，
=1.86；
故答案为：1.86．
4.5-2
| ||
|
| 3 |
| 5 |
=0.01+
| 2.25 |
| 4 |
=0.01+2.25×
| 1 |
| 4 |
| 1 |
| 4 |
=0.01+2.25-0.4，
=2.26-0.4，
=1.86；
故答案为：1.86．
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