Question

The LCM of two number is 819 if the two number are 63 and 117,find the HCF

Answer 1

Answer:

Lcm×Hcf = First no. × Second no.

819×hcf = 63 × 117

hcf = 63 × 117/819

hcf = 9

Answer 2

Answer:

product of the 2 numbers= product of L.C.Mand H.C.F

So hcf=63×117/819=9