题目列表(包括答案和解析)
| 9÷1.3= | 2.5×4= | 0.7+1.6= | 8-3.1= | 268-99= |
| 12.3+14.9= | 5.4÷1.8= | 1.25×8= | 12÷0.4= | 240×1.5= |
| 1.8-0.84= | 2.99+0.75= | 4-0.06= | 1.01×99= | 13×60= |
| 135÷5= | 25×12= | 431-102= | 2.8×0.4= | 0.3÷1.5= |
| 2.5×5= | 10+0.4= | 2.5×0.4= | 7.1×0.2= | 1÷0.1= | 3.6÷0.4= |
| 0.2×3.1= | 4.4-1.1= | 10+3.4= | 1-0.87= | 6.3×2= | 1.25×80= |
| 0.2×0.3= | 4.8÷1.2= | 2.5×0.4= | 8×12.5= | 7÷3.5= | 36÷0.4= |
| 42.4+7.6= | 1.58+2.42= | 23.5+76.5÷0.25= | 7.8-5.6= |
| 1.25×4= | 34.6÷0.2×4= | 0.24÷0.3= | 7.8×0.5= |
| 1÷0.2-1×0.2= | 57÷5.7= | 8.1-0.05= | 0.2×0.5= |
| 3.3×2= | 2.4×0.5= | 0.6×0.9= | 0.2×0.3= |
| 0.39+0.61= | 10-7.2= | 0.88+1.1= | 0.75×4= |
| 11-1.5= | 4.48-4= | 7.8-0.8= | 2.8×5= |
| 4×0.3= | 4×0.25= | 3.2+1.6= | 10.6-5.2= |
| 0.32+1.68= | 8×125= | 7.28+7= | 0.8+39.2= |
| 43+0.01= | 0.4×2= | 1.5×6= | 1×0.04= |
| 1.53-0.5= | 1.5-0.6= | 0.3+1.5= | 95÷5= |
| 0.65+4.35= | 14-7.4= | 11.2-9.8= | 4.4×2= |
| 35-25= | 56-26= | 45+15= | 35-15= |
| 38+28= | 15+25= | 12+12= | 47-27= |
| 13+23= | 1-12= | 14+14= | 212+312= |
| 14-0= | 610-510= | 1-23= | 0+56= |
| 78-38= | 29+29= | 58-48= | 15+45= |
| 0.9×125×8= | 5.75+1.37+4.25= | 0.43×10+5.7= | 62-2.8-1.2= |
| 2.7×4+2.7×6= | 0.25×0.5×4= |
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