8 11/24 - 7/30 = 8 + 11/24 - 7/3To subtract fractions, we need to have a common denominator. The least common multiple of 24 and 30 is 120.
8 + 55/120 - 28/128 + 55/120 - 28/120 = 8 + 27/120 = 8 + 9/40 = 8 9/40
5/18 - 2 3/18 = 5/18 - 2 - 3/15/18 - 2 - 3/18 = 5/18 - 36/18 - 3/15/18 - 36/18 - 3/18 = -31/18 - 3/18 = -34/1-34/18 = -17/9 = -1 8/9
8 11/24 - 7/30 = 8 + 11/24 - 7/3
To subtract fractions, we need to have a common denominator. The least common multiple of 24 and 30 is 120.
8 + 55/120 - 28/12
8 + 55/120 - 28/120 = 8 + 27/120 = 8 + 9/40 = 8 9/40
5/18 - 2 3/18 = 5/18 - 2 - 3/1
5/18 - 2 - 3/18 = 5/18 - 36/18 - 3/1
5/18 - 36/18 - 3/18 = -31/18 - 3/18 = -34/1
-34/18 = -17/9 = -1 8/9