1) 3 2/5 / 17/20 = 17/5 / 17/20 = 4
2) 4 1/2 - 4 = 1/2
3) 11/15 * 1/2 = 11/30
4) 11/30 + 1 11/20 = 1 + 11/30 + 11/20 = 1 + 22/60 + 33/60 = 1 55/60 = 1 11/12
1) 3 2/5 / 17/20 = 17/5 / 17/20 = 4
2) 4 1/2 - 4 = 1/2
3) 11/15 * 1/2 = 11/30
4) 11/30 + 1 11/20 = 1 + 11/30 + 11/20 = 1 + 22/60 + 33/60 = 1 55/60 = 1 11/12