Reasoning with Divisibility

Numbers we can multiply together to get another number.

• factor

• multiple

• product

• sum

Tags

CCSS.4.OA.B.4

When a number can be divided up exactly it is a

• prime number

• composite number

• a fraction

• divisor

Tags

CCSS.4.OA.B.4

When a number cannot be divided up exactly it is a

• composite

• factor

• prime

• sum

Tags

CCSS.4.OA.B.4

5 is

• prime and even number

• prime and odd number

• composite and even number

• composite and odd number

Tags

CCSS.4.OA.B.4

6 is a

• prime and even number

• prime and odd number

• composite and even number

• composite and odd number

Tags

CCSS.4.OA.B.4

Which list shows only prime numbers?

• 5, 6, 7, 8, 9, 10

• 1, 5

• 0, 5, 10, 15, 20, 25, 30, 35

• 1, 2, 3, 4, 5

10 is a prime or composite number?

• prime

• composite

What are the factors of 24?

• 1, 2, 3, 4, 6, 8, 12, 24

• 2, 48

• 96, 48

• 21, 22, 23, 24

Tags

CCSS.4.OA.B.4

Which of the following numbers is a composite and odd number?

• 9

• 5

• 7

• 2

What are the factors of 18?

• 1, 2, 3, 6, 9, 18

• 2, 9, 18

• 1, 3, 5, 15

• 2, 4, 6, 8