一年级两位数加减法口算练习题(八十六)
奥数网
2018-10-30 11:16:30
一年级两位数加减法口算练习题(八十六)
| 76-25= | 71-53= | 87-74= | 79-51= | 46-28= |
| 18-14= | 63-25= | 11+58= | 74-49= | 12+81= |
| 66-15= | 37-21= | 23+77= | 94-85= | 81-24= |
| 82-52= | 96-31= | 26+73= | 13+31= | 64-37= |
