Independent Practice - Practice 1 (Fractions)

Write two factor pairs modeled by the array below. (Remember, the rows and columns of an array represent the factors.)

• Two factor pairs are 5 × 7 and 7 × 5.

• Two factor pairs are 4 × 6 and 6 × 4.

• Two factor pairs are 5 × 5 and 6 × 6.

• Two factor pairs are 4 × 5 and 5 × 4.

Tags

CCSS.4.OA.B.4

Circle four factor pairs for 72.

• 24 × 3

• 3 × 26

• 72 × 1

• 18 × 4

• 2 × 36

Tags

CCSS.4.OA.B.4

Is 35 a multiple of 7? Explain why or why not.

• Yes, 35 is a multiple of 7 because 7 × 5 = 35.

• No, 35 is not a multiple of 7 because 7 × 6 = 42.

• No, 35 is not a multiple of 7 because 7 × 4 = 28.

• No, 35 is not a multiple of 7 because 7 × 3 = 21.

Is 83 a prime number or a composite number?

• Prime, because there are no other factors besides 1 and 83.

• Prime, because there are more factors than 1 and 83.

• Composite, because there are no other factors besides 1 and 83.

• Composite, because there are more factors than 1 and 83.

Tags

CCSS.4.OA.B.4

Joelle wants to put 64 students in equal groups. Which of the following is NOT a way she can do this?

• 8 groups of 8 students

• 4 groups of 16 students

• 6 groups of 10 students and 4 left over

• 2 groups of 32 students

Tags

CCSS.4.OA.B.4

The difference between a multiple and a factor is:

• A multiple is a number that can be divided by another number without a remainder, while a factor is a number that divides another number exactly.

• A multiple is a number that divides another number exactly, while a factor is a number that can be divided by another number without a remainder.

• A multiple is always smaller than a factor.

• A factor is always greater than a multiple.

Tags

CCSS.4.OA.B.4

Circle all the prime numbers.

• 37

• 17

• 43

• 24

• 6

Tags

CCSS.4.OA.B.4

List all the factor pairs for 30.

• (1, 30), (2, 15), (3, 10), (5, 6)

• (1, 15), (2, 30), (3, 5), (6, 10)

• (1, 30), (2, 10), (3, 15), (5, 6)

• (1, 10), (2, 15), (3, 30), (5, 6)

Tags

CCSS.4.OA.B.4

Christos wants to share 41 pencils equally among a group of friends so that each friend gets more than one pencil. How many friends can he share the pencils among?

• 2

• 3

• 5

• 8

Tags

CCSS.2.OA.C.3

There are 60 apples in a box. Josie wants to give 5 apples to each person. Which factor pair describes this situation?

• 4 × 14

• 5 × 12

• 7 × 8

• 14 × 5

Tags

CCSS.4.NBT.B.6