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= | 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= |