Answer:
You would have to add 3 1/8
Explanation:
If you add 3 you would have 7 7/8 then you need to add 1 more to the fraction and it would have to be 1/8 because it would need to have the same denominator
3 1/8
4+3=7
7/8+1/8= 1
7+1=8
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