Given Number: 138
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 138: 1+3+8 = 12
12 is divisible by 3, 12 ÷ 3 = 4
Therefore, 138 is divisible by 3
Note: 138 ÷ 3 = 46
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 138: 1+3+8 = 12
12 is divisible by 3, 12 ÷ 3 = 4
Therefore, 138 is divisible by 3
Note: 138 ÷ 3 = 46