Answer:
1/6
Explanation:
-12/16 can be simplified to -3/4
11/12 can't be simplified because 11 and 12 has no common divisor other than 1
we have multiply -3/4 by 3 so that we can add both expression up
3/3 × -3/4 = -9/12
-9/12 + 11/12 = 2/12 and that's can be simplified as 1/6