1.5×105-1.25×0.08简便计算?

2025-06-27 02:23:28
推荐回答(1个)
回答1:

1.5*105-1.25*0.08
=1.5*(100+5)-10
=1.5*100+1.5*5-10
=150+7.5-10
=157.5-10
=147.5