Rules of Divisibility

Question 1

An integer is divisible by …. if:

3

Answer 1

All of it’s digits add up to a multiple of 3

Question 2

An integer is divisible by …. if:

4

Answer 2

Last 2 digits are a multiple of 4

Question 3

An integer is divisible by …. if:

6

Answer 3

It is a multiple of 2 and 3

Question 4

An integer is divisible by …. if:

8

Answer 4

Last 3 digits are multiple of 8

Question 5

An integer is divisible by …. if:

9

Answer 5

All of it’s digits add up to a multiple of 9