1. Divisibility Rules
For 2, 3, 5, 9, and 10

2. A Number is Divisible by 2 if:
The last digit in the number is an even number.
For Example: 68
132
456

3. A Number is Divisible by 3 if:
The sum of the digits can be divided by 3.
For Example:
30…. 3+0=3….3/3 = 1 (no remainder)
108…1+0+8=9…9/3 = 3 (no remainder)
417…4+1+7=12…12/3 = 4 (no remainder)

4. A Number is Divisible by 5 if:
The last digit of a number is a 5 or 0.
For Example: 65
240
485

5. A Number is Divisible by 9 if:
The sum of the digits are divisible by 9.
For Example:
72…7=2=9…9/9=1 (no remainder)
306…3+0+6=9…9/9=1 (no remainder)
774…7+7+4=18…18/9=2 (no remainder)

6. A Number is Divisible by 10 if:
The number ends in a 0.
For Example: 90
280
35,867,309,281,642,570

7. Your Turn: 36
315
240
1,004
990
402