Question

Divisibility rule of 18​

Answer 1

Answer:

The Divisibility Rule for 18 is used to determine if a number is divisible by 18. You can also call it the test of divisibility for 18. A number is divisible by 18 if it is an even number AND the sum of its digits is divisible by 9.

Answer 2

18 = 9 x 2

So, a number to divisible by 18, it should be divisible by its factors which are 9 and 2 :-

1. The number should end with 0, 2, 4, 6, or 8.

2. The sum of all the digits of the number should be divisible by 9.

If the number satisfies these 2 conditions, then it is divisible by 18.

Hope this helps! :)