Question

Write the rules for test of divisibility
1) divisibility by 3 ​

Answer 1

Answer:

A number is divisible by 3, if the sum of its all digits is a multiple of 3 or divisibility by 3. Sum of all the digits of 54 = 5 + 4 = 9, which is divisible by 3.

Step-by-step explanation:

Hope it helps

Answer 2

the divisiblity rule for 3 us the sum of dividends number should be divisible by 3

Step-by-step explanation:

example

345÷3

3+4+5 = ÷3

12= ÷3

as 12 is divisible by 3, 345 is divisible by 3