3.75除以中括号10.3乘小括号1.34减去0.84中括号的简便方法

2025-06-27 16:19:02
推荐回答(1个)
回答1:

3.75/[10.3x(1.34-0.84)]
=3.75/(10.3x0.5)
=3.75/5.15
=75/103