Divisibility Rules

Front

A number is divisible by 2 if...

Back

it ends in 2, 4, 6, 8, or 0.

Tags

CCSS.4.OA.B.4

Front

A number is divisible by 3 if...

Back

you add up the digits and that number is divisible by 3.

Tags

CCSS.3.OA.D.9

Front

A number is divisible by 5 if...

Back

the last digit is a 0 or 5.

Tags

CCSS.4.OA.B.4

Front

A number is divisible by 4 if...

Back

the last two digits are divisible by 4.

Tags

CCSS.4.OA.B.4

Front

A number is divisible by 6 if...

Back

it is divisible by both 2 and 3.

Tags

CCSS.4.OA.B.4

Front

What is the divisibility rule for 2?

Back

A number is divisible by 2 if it ends in 2, 4, 6, 8, or 0.

Tags

CCSS.3.OA.D.9

Front

What is the divisibility rule for 3?

Back

A number is divisible by 3 if the sum of its digits is divisible by 3.

Tags

CCSS.4.OA.B.4

Front

What is the divisibility rule for 5?

Back

A number is divisible by 5 if its last digit is 0 or 5.

Tags

CCSS.2.OA.C.3

Front

What is the divisibility rule for 4?

Back

A number is divisible by 4 if the last two digits form a number that is divisible by 4.

Tags

CCSS.3.OA.D.9

Front

What is the divisibility rule for 6?

Back

A number is divisible by 6 if it is divisible by both 2 and 3.

Tags

CCSS.3.OA.D.9