Hello Students,

Today we are providing you Divisibility Rules. This is useful Short Tricks for Maths. You can divide numbers in just few seconds using these tricks. Learn More Below:

## Some Important Divisibility Rules Fast Calculation Maths

**Divisibility by 2:**A number is divisible by 2 if its unit’s digit is even or 0.**Divisibility by 3:**A number is divisible by 3 if the sum of its digits are divisible by 3.**Divisibility by 4:**A number is divisible by 4 if the last 2 digits are divisible by 4, or if the last two digits are 0’s.**Divisibility by 5:**A number is divisible by 5 if its unit’s digit is 5 or 0.**Divisibility by 6:**A number is divisible by 6 if it is simultaneously divisible by 2 and 3.**Divisibility by 7:**A number is divisible by 7 if unit’s place digit is multiplied by 2 and subtracted from the remaining digits and the number obtained is divisible by 7.**Divisibility by 8:**A number is divisible by 8 if the last 3 digits of the number are divisible by 8, or if the last three digits of a number are zeros.**Divisibility by 9:**A number is divisible by 9 if the sum of its digits is divisible by 9.**Divisibility by 10:**A number is divisible by 10 if its unit’s digit is 0.**Divisibility by 11:**A number is divisible by 11 if the sum of digits at odd and even places are equal or differ by a number divisible by 11.**Divisibility by 12:**A number is divisible by 12 if the number is divisible by both 4 and 3.**Divisibility by 13:**A number is divisible by 13 if its unit’s place digit is multiplied by 4 and added to the remaining digits and the number obtained is divisible by 13.**Divisibility by 14:**A number is divisible by 14 if the number is divisible by both 2 and 7.**Divisibility by 15:**A number is divisible by 15 if the number is divisible by both 3 and 5.**Divisibility by 16:**A number is divisible by 16 if its last 4 digits is divisible by 16 or if the last four digits are zeros.**Divisibility by 17:**A number is divisible by 17 if its unit’s place digit is multiplied by 5 and subtracted from the remaining digits and the number obtained is divisible by 17.**Divisibility by 18:**A number is divisible by 18 if the number is divisible by both 2 and 9.**Divisibility by 19:**A number is divisible by 19 if its unit’s place digit is multiplied by 2 and added to the remaining digits and the number obtained is divisible by 19.

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