题目列表(包括答案和解析)
| 7.2+2.8= | 0.9÷0.01= | 3.5+7.6= | 3×0.2×0.5= |
| 0.96÷0.3= | 1.5×0.4= | 7÷0.25= | 2.5×0.7×0.8= |
| 8-2.5= | 16÷1.6= | 5.6×1.01= | 8×（2.5+0.25）= |
| 0.36+0.64= | 64.32÷16= | 72.8÷0.8= | 8.4×0.2+1.6×0.2= |
| 8.4÷4.2= | 0.05×0.8= | 2.56-0.37= | 1.25×0.8×0.5= |
| 12×2.5= | 1.23×3= | 3.2÷1.6= | 3.5+3.5×3= |
| 19.6÷2= | 8.8÷2.2= | 3.9+2.03= | 7.2×0.3+2.8×0.3= |
| 13.8+9.9= | 2.4×2.5= | 0.75×4= | （1.5+0.25）×4= |
| 4.2÷0.1= | 4.2÷3.5= | 2.14-0.9= | 27+456+73= |
| 12÷0.3= | 2.87÷0.7= | 13÷4= | 24÷4+56÷4= |
| 1.64+2.35= | 8.34-6.22= | 22.4÷7= | 0.48×350= |
| 12.6+3.4= | 10-7.64= | 9.52÷34= | 8×1.36= |
| 13.88-6.29= | 25×16= | 8÷50= | 0.99+1.1 |
| 12.6+7.43= | 29÷22（保留2位小数）= | 28.448÷14= | 32×6.07= |
| 1.64+2.35= | 8.34-6.22= | 22.4÷7= | 0.48×350= |
| 12.6+3.4= | 10-7.64= | 9.52÷34= | 8×1.36= |
| 13.88-6.29= | 25×16= | 8÷50= | 0.99+1.1 |
| 12.6+7.43= | 29÷22（保留2位小数）= | 28.448÷14= | 32×6.07= |
| 64÷2= | 120×3= | 80÷2= | 23×3= |
| 36×5= | 460÷2= | 8×50= | 1000÷5= |
| 25×4= | 0÷9= | 500÷5= | 660÷6= |
| 15×9×0= | 100-80+20= | 32-17-15= | 9÷□+□=2． |
| 19×6= | 35×2= | 72÷3= | 75×4= |
| 64÷2= | 15×8= | 60×60= | 0×11= |
| 43-2×3= | 25+22÷2= | 13×3-21= | 68÷4÷17= |
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