1) 2/7 + 3/8 = (16 + 21) / 56 = 37 / 562) 5/6 - 4/9 = (15 - 8) / 18 = 7 / 183) 3 1/8 + 2 5/6 = 3 + 2 + 1/8 + 5/6 = 5 19/244) 3 11/12 - 3 7/18 = 3 - 3 + 11/12 - 7/18 = 0 53/36
1) 2/7 + 3/8 = (16 + 21) / 56 = 37 / 56
2) 5/6 - 4/9 = (15 - 8) / 18 = 7 / 18
3) 3 1/8 + 2 5/6 = 3 + 2 + 1/8 + 5/6 = 5 19/24
4) 3 11/12 - 3 7/18 = 3 - 3 + 11/12 - 7/18 = 0 53/36