小学一年级加减法口算练习题(十九)
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2018-11-22 14:21:45
小学一年级加减法口算练习题(十九)
| 20+71= | 66-25= | 22+70= | 96-22= | 44-32= |
| 43-26= | 50-14= | 33-10= | 66-47= | 66-46= |
| 31-13= | 81-56= | 43-29= | 60-14= | 95-60= |
| 48-10= | 84-64= | 75-60= | 16+52= | 24+71= |
