问题
解答题
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答案
0.2-
| 525-176=349, | 45-0.5=44.5, | 5400÷90=60, | ||||||||
36÷
| 0.15:0.3=0.5, | 2.8+4.2=7, |
| ||||||||
14×5÷14×5=25, | 4.9×8.1≈40. |
1 |
30 |
1 |
2 |
|
0.2-
| 525-176=349, | 45-0.5=44.5, | 5400÷90=60, | ||||||||
36÷
| 0.15:0.3=0.5, | 2.8+4.2=7, |
| ||||||||
14×5÷14×5=25, | 4.9×8.1≈40. |
1 |
30 |
1 |
2 |