用简便方法计算:56.7*43+38*56.7+567*1.9怎么算?

2025-12-14 15:03:29
推荐回答(1个)
回答1:

57.6×43+38×56.7+567×1.9
=57.6×(43+38+19)
=57.6×100
=5760