Rebecca needs 10 1/2 yards of fabric to make a quilt. She has one piece of fabric that is 2 1/2 yards and another piece of fabric that is 4 1/4 yards. How many more yards of fabric does Rebecca need to make the quilt?

she needs 3 3/4 yards more to make a quilt

Step-by-step explanation:

Total cloth needed = 10 1/2 yards

she has a total of = 2 1/2 + 4 1/4

= 2+4 + 1/2 + 1/4

=6 + 2+1/4

=6 3/4 yards

she needs more = 10 1/2 - 6 3/4

= 21/2 - 27/4

= 42-27/4

=15/4 = 3 3/4 yards