Test 189 for Divisibility by 3

Given Number: 189
Test a Number for Divisibility by Three (3):
• A Number is divisible by 3 if the Sum of the Digits in the Number is divisible by 3
Sum of the Digits in 189: 1+8+9 = 18
18 is divisible by 3, 18 ÷ 3 = 6
Therefore, 189 is divisible by 3
Note: 189 ÷ 3 = 63