八点儿九二-4点四六脱式计算

八点儿九二-4点四六脱式计算
2025-06-28 17:28:19
推荐回答(2个)
回答1:

8.94-4.46
=8.94-5.5+0.04
=3.44+0.04
=3.48

回答2:

8.92-4.46
=8-4+0.92-0.46
=4+0.46
=4.46