8分之三乘43加38除以3分之8减0点375的简便计算3/8x43+38÷ 8/3-0.375=3/8x43+38x3/8-3/8x1=3/8x(43+38-1)=3/8x80=30
3/8X43+38÷8/3-0.375=3/8X43+38X3/8-3/8=3/8x(43-1+38)=3/8x80=30
