(41/2-25/4*2/5)/(2+5/3+25/6)

问题描述:

(41/2-25/4*2/5)/(2+5/3+25/6)

(41/2-25/4*2/5)/(2+5/3+25/6)
=(41/2-5/2)/(2+35/6)
=18×6/47
=108/47
=2又14/47