一年级两位数加减法口算练习题(八十九)
奥数网
2018-10-30 11:17:44
一年级两位数加减法口算练习题(八十九)
| 37-16= | 15+19= | 64-20= | 28+28= | 81-20= |
| 81-26= | 86-16= | 16+81= | 80-15= | 16+82= |
| 94-14= | 53-18= | 91-28= | 73-12= | 10+68= |
| 95-86= | 16+28= | 36+52= | 82-41= | 32+59= |
