题目内容
直接写出得数．
| 2.6+0.4= | 4.2-1.8= | 21.2-21= | 25×4×0= | 2.15+1.85= |
| 1-0.9= | 3.11+2.22= | 13.4-8= | 0.6-0.23= | 0.34+0.45= |
| 2.6+0.4=3 | 4.2-1.8=2.4 | 21.2-21=0.2 | 25×4×0=0 | 2.15+1.85=4 |
| 1-0.9=0.1 | 3.11+2.22=5.33 | 13.4-8=5.4 | 0.6-0.23=0.37 | 0.34+0.45=0.79 |
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