Question

Craig washed 4/5 of the windows on a building, and

Martha washed 1/5 of them. How much greater was
Craig's fraction of the windows than Martha's?

Answer 1

B

Explanation:

Since the denominator is the same for both fractions you can just subtract 1/5 from 4/5.

(4/5) - (1/5) = (3/5)