31 2/5 = (31*5+2)/5 = 157/5
4 1/6 = (4*6+1)/6 = 25/6
44 2/7 = (44*7+2)/7 = 310/7
3 1/4 = (3*4+1)/4 = 13/4
31 2/5 = (31*5+2)/5 = 157/5
4 1/6 = (4*6+1)/6 = 25/6
44 2/7 = (44*7+2)/7 = 310/7
3 1/4 = (3*4+1)/4 = 13/4