题目内容
| 口算 0.5×0.9= | 0.8+0.6×2= | 2.3×2+3= |
| 100×0.053+0.47= | 4.5×2+1.5= | 3.6×3×0.2= |
| 0.8-0.8×1= | 2.8×4-2.2= |
| 0.5×0.9=0.45 | 0.8+0.6×2=2 | 2.3×2+3=7.6 |
| 100×0.053+0.47=5.77 | 4.5×2+1.5=10.5 | 3.6×3×0.2=2.16 |
| 0.8-0.8×1=0 | 2.8×4-2.2=9 |
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题目内容
| 口算 0.5×0.9= | 0.8+0.6×2= | 2.3×2+3= |
| 100×0.053+0.47= | 4.5×2+1.5= | 3.6×3×0.2= |
| 0.8-0.8×1= | 2.8×4-2.2= |
| 0.5×0.9=0.45 | 0.8+0.6×2=2 | 2.3×2+3=7.6 |
| 100×0.053+0.47=5.77 | 4.5×2+1.5=10.5 | 3.6×3×0.2=2.16 |
| 0.8-0.8×1=0 | 2.8×4-2.2=9 |