Juanita is mixing orange and blue paint to make yellow paint. She has 5/8 have a gallon of blue paint, but she needs 7/8 of a gallon. How much more blue paint does she need? simplify the answer.

Juanita needs a total of 7/8 - 5/8 = <<7/8-5/8=2/8=1/4>>1/4 of a gallon more blue paint. Answer: \boxed{\dfrac{1}{4}} gallon.

Sorry say that agian?

Juanita needs 1/4 of a gallon more blue paint.