题目内容
口算．
| 2.3×2= | 10÷0.2= | 1.45×10= | 4.3÷10= | 5.98×1000= |
| 0.6÷10= | 4.5-0.9= | 0.4×1.5= | 0.99×8.45×0= | 5÷0.01= |
| 2.3×2=4.6 | 10÷0.2=50 | 1.45×10=14.5 | 4.3÷10=0.43 | 5.98×1000=5980 |
| 0.6÷10=0.06 | 4.5-0.9=3.6 | 0.4×1.5=0.6 | 0.99×8.45×0=0 | 5÷0.01=500 |
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