题目内容
用竖式计算
27+48=( )
答案:75
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用竖式计算.
| 7.4+12.86= | 20-5.674= | 141.2-48.98= |
| 102+4.36= | 32.15-27.45=验算: | 12.9+5.01=验算: |
用竖式计算
| 27.58+4.65= | 12.47-5.69= |
题目内容
用竖式计算
27+48=( )
| 7.4+12.86= | 20-5.674= | 141.2-48.98= |
| 102+4.36= | 32.15-27.45=验算: | 12.9+5.01=验算: |
| 27.58+4.65= | 12.47-5.69= |