PaC on Divisibility Rules
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Contents
2: Last Digit Must Be Even
Let ABCDEF be a 6-digit number. Note the value of "ABCDEF" is:
OR
If F is divisible by 2 (i.e. is 2, 4, 6, 8, or 0), then so is the number "ABCDEF"
3: Three Divides The Sum Of The Digits
Let ABCDEF be a 6-digit number. Note the value of "ABCDEF" is:
OR
OR
If A + B + C + D + E + F is divisible by 3, then so is ABCDEF.
4: Last TWO Digits Must Be Divisible by 4
Let ABCDEF be a 6-digit number. Note the value of "ABCDEF" is:
OR
If "EF" is divisible by 4, then so is the number "ABCDEF"
5: Last Digit Must Be 0 or 5
Let ABCDEF be a 6-digit number. Note the value of "ABCDEF" is:
OR
If F is divisible by 5 (i.e. is 0 or 5), then so is the number "ABCDEF"
8: Last THREE Digits Must Be Divisible by 8
Let ABCDEF be a 6-digit number. Note the value of "ABCDEF" is:
OR
If "DEF" is divisible by 8, then so is the number "ABCDEF"
9: Three Divides The Sum Of The Digits
Let ABCDEF be a 6-digit number. Note the value of "ABCDEF" is:
OR
OR
If A + B + C + D + E + F is divisible by 9, then so is ABCDEF.