Rebecca had 9
10
of a yard of ribbon. Then she gave
7
20
of a yard to a friend. How much does she have left?

Rebecca had
9
10
of a yard of ribbon. Then she gave
7
20
of a yard to a friend. How much does she have left?

Rebecca had 9/10
of a yard of ribbon. Then she gave 7/20
of a yard to a friend. How much does she have left?