Divisibility rules · विभाज्यता के नियम

Check without dividing — use the rules for 2 to 11.

Divisibility rules games

2	last digit is 0, 2, 4, 6 or 8
3	sum of digits divisible by 3
4	last two digits divisible by 4
5	last digit 0 or 5
6	divisible by both 2 and 3
8	last three digits divisible by 8
9	sum of digits divisible by 9
10	last digit 0
11	difference of alternate-digit sums is 0 or divisible by 11

Example for 11: 918,082 → (9 + 8 + 8) − (1 + 0 + 2) = 25 − 3 = 22, divisible by 11, so the number is too.

For Class 5 to 8 (NCERT Ganita Prakash 6 “Prime Time”, 8 “Number Play”). Practice answers are computed by a program.

A one-page chart to stick on the wall, and a worksheet to practise.

2	last digit is 0, 2, 4, 6 or 8
3	sum of digits divisible by 3
4	last two digits divisible by 4
5	last digit 0 or 5
6	divisible by both 2 and 3
8	last three digits divisible by 8
9	sum of digits divisible by 9
10	last digit 0
11	difference of alternate-digit sums is 0 or divisible by 11

kheloaurseekho.in — free charts, games and worksheets

Name: ____________________ Class: ______ Date: __________

1. Is 7,236 divisible by 3? 4? 9? ____

2. Is 86,394 divisible by 6? ____

3. Is 61,809 divisible by 11? ____

4. Fill the blank so 52_4 is divisible by 9: ____

kheloaurseekho.in — free charts, games and worksheets