o点94乘2点5减o点45用简便方法怎么算

2025-04-28 01:56:19
推荐回答(1个)
回答1:

0.94*2.5-0.45
=9.4*0.25-0.45
=9.4/4-0.45
=2.35-0.35-0.1
=1.9