Question

Heidi think of a number . 20 and 28 are multiples of her number. find the largest possible number

Answer 1

Answer:4

Explanation:

We can just find the HCF of 20 and 28 and that would be 4

Answer 2

We’re finding GCF on 20 and 28
20=2*2*5
28=2*2*7
GCF=2*2=4