Given Number: 64,512
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 64,512: 6+4+5+1+2 = 18
18 is divisible by 9, 18 ÷ 9 = 2
Therefore, 64,512 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 64,512: 6+4+5+1+2 = 18
18 is divisible by 9, 18 ÷ 9 = 2
Therefore, 64,512 is divisible by 9
Notes:
- 64,512 ÷ 9 = 7,168
- Since 3 is a factor of 9, 64,512 is also divisible by 3
