Question

hcf of 72 and 90 using method​

Answer 1

Answer:

• Euclid lemma

• HCF of 72 and 90

90=72×1+18

72=18×4+0

hcf of 72 and 90 is 18

Answer 2

Greatest common factor (GCF) of 72 and 90 is 18. We will now calculate the prime factors of 72 and 90, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 72 and 90.