53x47 47x46 47怎么简便计算

2025-05-21 09:13:18
推荐回答(2个)
回答1:

53x47+47x46+47
=(53+46+1)x47
=100x47
=4700

回答2:

53×47+47×46+47=(53+47+1)×47=100×46=46O0