Question

3 1/6+(-2 5/9)-(1 7/12)

Answer 1

3 1/6 + (-2 5/9) - (1 7/12) = -35/36
1) 3 1/6 + (-2 5/9) = 3 3/18 - 2 10/18 = 2 21/18 - 2 10/18 = 11/18 
2) 11/18 - 1 7/12 = 22/36 - 1 21/36 = 22/36 - 57/36 = -35/36