Becca had 13/15 of a yard of ribbon to use for her crafts projects. She used 3/7 of a yard to make a bow. How much ribbon, r, does Becca have left?

Question

I want to know how much ribbion she has left

Answer 1

13/15-3/7= 91/105-45/105=(91-45)/105

convert to a common denominator then subtract numerators

=46/105 of a yard left

is the answer you want

= about 43.81% of a yard left

= 46/35 foot left

=1 foot and about 3.77 inches

= about 15.77142857 inches left