Question

find the common facters of the following numbers 20,45 then there hcf​

Answer 1

Answer:

• common factor is 5
• common factor is 5HCF is 5

Answer 2

Answer:

Factors of 20= 2,4,5,10,1,20

Factors of 45=1,3,15,5,45,9

Common factors =1,5

HCF=1