divisibility rules

Name the factors of 16.

• 1, 4, 16
• 4
• 1, 2, 4, 8, 16
• 2, 4, 8

Tags

CCSS.4.OA.B.4

Name the factors of 21.

• 1, 3, 7, 21
• 3, 7
• 1, 21
• 1, 2, 7, 21

Tags

CCSS.4.OA.B.4

Name the factors of 42.

• 1, 6, 7, 42
• 1, 2, 3, 6, 7, 14, 21, 42
• 1, 2, 6, 7, 21, 42

Tags

CCSS.4.OA.B.4

Which of the following is an even number?

• 1
• 9
• 4
• 5

Is 64 divisible by 2?

• Yes
• No

Tags

CCSS.4.NBT.B.6

CCSS.4.OA.B.4

What is the divisibility rule for 5?

• The digits must add up to 10.
• The last digit needs to be a 5 or 0.
• The last digit can only be a 5.
• The sum of the digits need to be divisible by 5.

What is the divisibility rule for 4?

• The last two digits form a number divisible by 4

• The last digit is a number divisible by 4

• The last digit is even

• The last digit is zero

Is 50 divisible by 2?

• Yes

• No

Choose the number divisible by 5

• 17

• 63

• 24

• 60

132 is divisible by:

(choose all the numbers divisible)

• 2

• 3

• 4

• 5

• 10