题目内容
口算我最棒．
| 0.1-0.01= | 2.24+1.76= | 100.1+10.01= | 7.2+1.08= |
| 10-9.8-0.2= | 4.5+6.4+5.5+4.6= | 0.75+0.125= | 11-7.98= |
| 16.57+32.6 | 4.7-0.28= | 4.5-1.84= | 6.51-2.49= |
| 0.1-0.01=0.09 | 2.24+1.76=4 | 100.1+10.01=110.11 | 7.2+1.08=8.28 |
| 10-9.8-0.2=0 | 4.5+6.4+5.5+4.6=21 | 0.75+0.125=0.875 | 11-7.98=3.02 |
| 16.57+32.6=49.17 | 4.7-0.28=4.42 | 4.5-1.84=2.66 | 6.51-2.49=4.02 |
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