ameliapatrice45 ameliapatrice45 23-10-2019 Mathematics contestada Add or subtract. Use the least common multiple as the denominator. 4/15 + ⅚ 5/12 - 3/20 ⅗ + 3/20 ⅝ - 5/24 3 5/12 + 1 ⅜ 2 9/10 - 1 7/18
