1/12 because first u find a common denominator of 12 then you get 9/12 + (-8/12) and then since one is negative and one is positive you have to subtract and you get positive 1/12
The answer is
-5/8+9/2=3 7/8 or 31/8
so you should put 31 in the green box
Answer:
it would be solved by it mom