Question

what is a hcf of 15 and 45

Answer 1

Answer:

Step-by-step explanation:

1. For 15

15 comes in the Table of 1, Table of 3, Table of 5 and in its own Table of 15.

2. For 45

45 comes in the Table of 1, Table of 3, Table of 5, Table of 9, Table of 15 and its own Table of 45.

Highest Common Factor (HCF) = 15, which comes in both of the tables...

Answer 2

Answer:15  

Step-by-step explanation:

15= 3*5

45= 3*3*5

HCF= 3*5=15