math
posted by Jamie .
Faye is making 13 bows to sell at the annual craft fair. She has 36 feet of ribbon to make her bows. If each bow requires 2 1/4 feet of ribbon will not be used

13 * 2 1/4 = 29 1/4 feet
35 4/4  29 1/4 = 6 3/4 feet will not be used