题目列表(包括答案和解析)
| 3÷4= | 0.9÷3= | 1.5÷0.5= | 10×0.28= |
| 20÷0.4= | 1.2÷0.6= | 0.83+0.25= | 1-0.08= |
| 5χ-χ= | X+X= | 8×12.5= | 0.6×1.5= |
| 2.7+2.7= | 63÷0.9= | 0.3÷1.5= | 10÷0.2= |
| 0.95÷5= | 0×1.7= | 6÷5= | 1.8÷0.36= |
| 3÷4= | 0.9÷3= | 1.5÷0.5= | 10×0.28= |
| 20÷0.4= | 1.2÷0.6= | 0.83+0.25= | 1-0.08= |
| 5χ-χ= | X+X= | 8×12.5= | 0.6×1.5= |
| 2.7+2.7= | 63÷0.9= | 0.3÷1.5= | 10÷0.2= |
| 0.95÷5= | 0×1.7= | 6÷5= | 1.8÷0.36= |
 -2.7= | 14× = |  ÷5= |
1 = |  = |  = |
 = |  - = |  = |
 = |  = |  = |
 = | 24 = |  = |
 = |  = | = |
 = | = |  = |
 = |  = |  = |
 = |  = |  = |
 = |  = |  = |
| 0.25×8= | 3.4- - = |  +0.5= |
| 10.5-1.05= |  = | 10.01÷10%= |
1.5× = |  80%= | 1×9 = |
3× = |
| 20.9+10.5÷（5-3.5） | 3.5×0.7+5.5×0.7+0.7 |
| 10.64+7.65×2.4+11.76 | 6.2×9.9 |
| 9.83×（3.8-2.3）+1.5×6.17 ? | 21÷0.25÷0.4． |
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