Given Number: 5,670
Test a Number for Divisibility by Nine (9):
• A Number is divisible by 9 if the Sum of the Digits in the Number is divisible by 9
Sum of the Digits in 5,670: 5+6+7+0 = 18
18 is divisible by 9, 18 ÷ 9 = 2
Therefore, 5,670 is divisible by 9
Notes:
Test a Number for Divisibility by Nine (9):
• A Number is divisible by 9 if the Sum of the Digits in the Number is divisible by 9
Sum of the Digits in 5,670: 5+6+7+0 = 18
18 is divisible by 9, 18 ÷ 9 = 2
Therefore, 5,670 is divisible by 9
Notes:
- 5,670 ÷ 9 = 630
- Since 3 is a factor of 9, 5,670 is also divisible by 3