1) 3/4 - 1/6 + 1/2 = 9/12 - 2/12 + 6/12 = 13/122) 4/9 + 5/6 - 3/4 = 16/36 + 30/36 - 27/36 = 19/363) 4/15 - 2/45 + 7/9 = 12/45 - 2/45 + 35/45 = 45/45 = 14) 6/7 + 1/4 + 5/14 = 24/28 + 7/28 + 10/28 = 41/285) 7/10 + 9/14 - 3/35 = 49/70 + 45/70 - 6/70 = 88/70 = 44/35 = 4/36) 11/12 - 1/9 + 1/4 = 33/36 - 4/36 + 9/36 = 38/36 = 19/18
1) 3/4 - 1/6 + 1/2 = 9/12 - 2/12 + 6/12 = 13/12
2) 4/9 + 5/6 - 3/4 = 16/36 + 30/36 - 27/36 = 19/36
3) 4/15 - 2/45 + 7/9 = 12/45 - 2/45 + 35/45 = 45/45 = 1
4) 6/7 + 1/4 + 5/14 = 24/28 + 7/28 + 10/28 = 41/28
5) 7/10 + 9/14 - 3/35 = 49/70 + 45/70 - 6/70 = 88/70 = 44/35 = 4/3
6) 11/12 - 1/9 + 1/4 = 33/36 - 4/36 + 9/36 = 38/36 = 19/18