Multiples and Factors

The number 9 is prime.

• True

• False

Some composite numbers have only two factors.

• True

• False

Tags

CCSS.4.OA.B.4

2 is the only even prime number.

• True

• False

All the factors of 18 are 2, 3, 6, 9, 18.

• True

• False

40 is a multiple of 5.

• True

• False

Tags

CCSS.4.OA.B.4

12 x 3 = 36

Is 3 a factor or multiple?

• factor

• multiple

Tags

CCSS.3.OA.A.1

CCSS.3.OA.C.7

12 x 5 = 60

Is 60 a factor or multiple?

• factor

• multiple

Tags

CCSS.4.OA.B.4

Some multiples of 5 are 5, 10, and 15.

What are other multiples of 5?

• 16

• 18

• 20

• 25

Tags

CCSS.3.NBT.A.3

CCSS.3.OA.A.3

CCSS.3.OA.B.5

CCSS.3.OA.C.7

Lovell is organizing his 36 toy cars into equal-sized piles. Which list shows all of the possible numbers of cars that could be in each pile?

• 2, 3, 4, 6

• 1, 2, 3, 4, 6

• 2, 3, 4, 6, 9, 12, 18

• 1, 2, 3, 4, 6, 9, 12, 18, 36

Tags

CCSS.6.NS.B.4

Molly ate 31 grapes. Which correctly describes 31 as a prime number or a composite number and tells the number of factor pairs 31 has?

• 31 is a prime number because it has 0 factor pairs.

• 31 is a prime number because it has 1 factor pair.

• 31 is a composite number because it has 1 factor pair.

• 31 is a composite number because it has 2 factor pairs.