1.47x6.5+7.53x6.5简便计算

2025-05-01 23:53:48
推荐回答(1个)
回答1:

1.47x6.5+7.53x6.5
=6.5x(1.47+7.53)
=6.5x(10-1)
=6.5x10-6.5
=65-6.5
=58.5