31 2/5 = 31∗5+231*5+231∗5+2/5 = 157/5
4 1/6 = 4∗6+14*6+14∗6+1/6 = 25/6
44 2/7 = 44∗7+244*7+244∗7+2/7 = 310/7
3 1/4 = 3∗4+13*4+13∗4+1/4 = 13/4
31 2/5 = 31∗5+231*5+231∗5+2/5 = 157/5
4 1/6 = 4∗6+14*6+14∗6+1/6 = 25/6
44 2/7 = 44∗7+244*7+244∗7+2/7 = 310/7
3 1/4 = 3∗4+13*4+13∗4+1/4 = 13/4