Question

(-1 3/8- 2 2/12):5 5/12

Answer 1

(-1 3/8 - 2 2/12) : 5 5/12 = (-1 9/24 - 2 4/24) : 65/12 =
=  -3 13/24 * 12/65 = -85/24 * 12/65 = - 17/26