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Divisibility Rules
Divisibility rules for 2, 3, 4, 5, 6, 9, 10.
Divisibility rule for? | Answer |
---|---|
2 | A number is divisible by 2 if it ends in a 0,2,4,6, or 8. |
3 and 9 | A number is divisible by 3 or 9 if the sum of its digits is divisible by 3 or 9. |
4 | A number is divisible by 4 if its last two digits are divisible by 4, or if it ends in double zeros (00). |
5 | A number is divisible by 5 if it ends in a 0 or 5. |
6 | A number is divisible by 6 if it is divisible by BOTH 2 and 3. |
10 | A number is divisible by 10 if it ends in a zero (0). |