Mrs.martinez had 9/12 yards of red frabric and 5/8 yards of striped frabric she used 1 1/10 yarda of the frabric how many yards of fabric did mrs.martinez hqve left

Answer 1

12, 8 10, least common multiple is what
2*2*3
2*2*2
2*5sp
2*2*2*3*5= 120
then
9/12 = 90/120
5/8 = 75/120
sum = 165/120
11/10 = 132/120
165/120 - 132/120 = 33/120 = 11/40