DIVISIBILITY RULES

1. Divisibility
Rules

2. Divisible by 2
The last digit should be even (0, 2, 4, 6, 8)

3. Divisible by 5
numbers ending in 0 and 5

4. Divisible by 10
numbers ending in 0

5. Divisible by 3
The sum of the digits should be divisible by 3

6. Divisible by 6
The number should be divisible by 2 and 3

7. Divisible by 9
The sum of the digits should be divisible by 9

8. 2 5 10
4000
4124
875
726
2560
3 6 9
4110
423
846
630
315

9. Use the divisibility rule, encircle the numbers
whose factors are the given number and square
if it is not.
2 1. 88 470 90 294
5 2. 5000 7528 6010 845
10 3. 370 950 840 530
3 4. 84 346 57 264
9 5. 299 627 657 846
6 6. 378 216 1953 117

10. Divisible by 4
The last two digits should be divisible by 4
216 (16÷ 4 = 4)

11. Divisible by 8
The last three digits should be divisible by 8
4328 (328÷ 8 = 41)

12. Divisible by 11
The difference of the sums of the alternating
digits is 0 or 11
9460 (9+6) - (4+0) = 15 - 4 = 11

13. Divisible by 12
The number is divisible by both 3 and 4
240 612

14. There are 2,024 books that need to be kept in
racks. There are 8 racks. Mike wants to put
the same number of books in each rack. How
many books will fit into each rack?

15. Mrs. Smith wants to divide 27 chocolates
equally among 9 children. How many
chocolates should she give to each child?

16. Chris has 22 chocolates. He shared equal
number of chocolates with his brother. How
many chocolates did each get one?