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Learn quick methods to determine if a number is divisible by 2, 4, 8, 3, 5, 6, 10, or 9 using simple rules like even last digit, sum of digits divisible, and more.
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How can you tell if a number is divisible by 2 Last digit is even
How can you tell if a number is divisible by 4 Last two digits can be divided by 4
How can you tell if a number is divisible by 8 If the last three digits can be divided by 8
How can you tell if a number is divisible by 3 If the sum of the digits can be divided by 3
How can you tell if a number is divisible by 5 If the last digit is 0 or 5
How can you tell if a number is divisible by 6 If the number can be divided by 2 and by 3
How can you tell if a number is divisible by 9 If the sum of the digits can be divided by 9