题目列表(包括答案和解析)
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=| 3.2÷0.01= | 6.8-1.08= | 5.6+3.99= | 51×39≈ |
| = |  × ÷×= | = | 1800-799= |
| 560÷8×7= | 8×125%= | （1- ）×16= |  ×24÷= |
| 4.5+6.3 | 6.5+4.8 | 8.6+7.7 | 10.05+0.4 |
| 34.6-4.9 | 9-4.2 | 3.45÷10 | 65.5÷10 |
| 9.43÷10 | 3.2÷100 | 2.75×10 | 6.783×100 |
| 0.35×2 | 0.8×6 | 5.2+1.7 | 0.01×8 |
| 1.6×0.3 | 7.31×100 | 3.8×4 | 6.3×0.1 |
| 0.8×0.9 | 0.7×1.2 | 2.5×0.4 | 4.5-1.5 |
| 7.5-0.1 | 0.125×8 | 0.23×0.5 | 9.6+5 |
| 8.36+0.75 | 0.35×6 | 0.83+0.6 | 3.16×2 |
| 0.65×2 | 4.7×0.4×0 | 0.09×6 | 0.4×0.1 |
| 2.3×0.3 | 8.3-2.4 | 5×0.02 | 1.68+3.34 |
| 9.6÷6 | 0.03×1.2 | 0.4+1.5 | 7.9×0.01 |
| 0.45+0.55 | 1.2+43 | 9.2-0.8 | 0.85×4 |
| 10.3+2.9 | 100×0.6 | 0.3×7 | 125×0.8 |
| 2.5×4 | 3.7+4.8 | 7×0.08 | 3.6÷0.6 |
| 9.3+0.7 | 0.162×100 | 4.2÷3 | 0.25×4×1.2． |
| 7.8÷0.1○7.8 | 3.5×7.28○7.28 | 2.7○2.7÷0.8 | 15×0.6○15×1 |
| 3.6÷1.2○3.6 | 0.82×0.99○0.82 | 3.57÷1.05○3.57 | 5.85÷0.9○5.85 |
| 2.75×1.01○2.75 | 4.95÷0.9○4.95 | 1×1.009○1.009 | 3.6×1.45○3.6． |
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