摘要： =9 ( )+4=10 9-=10 8+( )=10
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| 8÷10= | 10-1.8-7.2= | 0.43+3.57= | 2.5×4×12= |
| 0.9×0.8= | 7.28×99+7.28= | 4.3×50×0.2= | 7.5x-3x= |
| a+3a+7a= | 1.05×100= | 1÷0.5= | 0.96÷3= |
| 1.47÷0.7= | 5.4÷6= | 8.8×0.1= |
| 7+9= | 15-5= | 10-3= | 6+4= | 3+8= |
| 10-9= | 14-3= | 0+8= | 5+6= | 9-4= |
| 7-5= | 4+7= | 0+6+5= | 3+7-2= | 15-10+6= |
| 6+7-3= | 7+9-6= | 14-4+5= |
| 0.5×5= | 0.18+0.82= | 2.1+0.6+7.9= |
| 0.6÷0.2= | 0.09×1000= | 0.8×3.5×0.125= |
| 1.2÷4= | 5.52÷100= | 1.3×3÷10= |
| 0.72÷6= | 5.52÷0.01= | 5÷0.5÷2= |
| 3.9-3= | 0.1×6.9= | 0.9+0.9÷0.9= |