2.73×8.5+15×27.3=?简便计算~

2025-04-01 20:33:49
推荐回答(1个)
回答(1):

2.73×8.5+15×27.3
= 27.3×0.85+15×27.3
= 27.3×(0.85+15)
= 27.3×15.85
=432.705