OA Review

Which number is a factor of 92

• 2

• 3

• 5

• 21

Tags

CCSS.4.OA.B.4

Which number is a factor of 70?

• 4

• 14

• 28

• 40

Tags

CCSS.4.OA.B.4

Which number is a composite number?

• 13

• 23

• 33

• 43

Tags

CCSS.4.OA.B.4

Which number is a prime number?

• 56

• 57

• 58

• 59

Tags

CCSS.4.OA.B.4

Which number is a multiple of 3?

• 73

• 74

• 77

• 78

Tags

CCSS.4.OA.B.4

Ms. Hughes wrote four numbers on the board and asked her students to select the number that is composite and also a factor of 30. Which number should the students select?

• 2

• 3

• 9

• 15

Tags

CCSS.4.OA.B.4

Which groups of numbers below are all multiples of 7?

• 7, 14, 21, 28

• 7, 11, 15, 21

• 7, 9, 11, 13

• 7, 8, 9, 10

Tags

CCSS.4.OA.B.4

Randy's house number is a composite number.  Which of the following could be Randy's house number?

• 29
• 39
• 59
• 79

Tags

CCSS.4.OA.B.4

Four students each made a list of prime numbers.
Eric:   5, 7 17, 23
Maya:  3, 5, 13, 17
Bella:  2, 3, 17, 19
Joan:  7, 11, 13, 21
Who made an error and included a composite number?

• Eric
• Maya
• Bella
• Joan

Tags

CCSS.4.OA.B.4

Is the number 123 prime or composite?

• Prime 
• Composite

Tags

CCSS.4.OA.B.4