4又11/25*8/37+31/37÷25/111-36/37*111/25

问题描述:

4又11/25*8/37+31/37÷25/111-36/37*111/25

4又11/25*8/37+31/37÷25/111-36/37*111/25
=111/25*8/37+31/37*111/25-36/37*111/25
=111/25*(8/37+31/37-36/37)
=111/25*3/37
=9/25