381740 381740 19-02-2021 Mathematics contestada 1. 1 3/4 + 1/2 + 1/4 + 1/2 2. 5 5/8 - 2 6/7 - 2/7 -5/8 3. 9 5/6 + 1 1/4 + ___ = 14 Please answer these and help me!!!