Ruth needs 3 1/4 yards of fabric to make a small quilt. She has 1 7/8 yards in her fabric box. how much more fabric does she need to buy?

2 answers

3 1/4 - 1 7/8
= 3 2/8 - 1 7/8
= 2 10/8 - 1 7/8
= 1 3/8
Thank you!