4.OA.4 Review

Which list includes numbers that all have 28 as a multiple?

• A. 2, 3, 7, 14

• B. 2, 4, 6, 14

• C. 2, 3, 8, 14

• D. 2, 4, 7, 14

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CCSS.4.OA.B.4

Look at the chart.

Which set contains all the factors of the number?

• A. Set 1

• B. Set 2

• C. Set 3

• D. Set 4

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CCSS.4.OA.B.4

Simon is playing a card game. He needs to collect 3 cards. Each card should be a factor of 20. Which set of cards should Simon choose?

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CCSS.4.OA.B.4

How many factors does 30 have?

• 9

• 8

• 7

• 6

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CCSS.4.OA.B.4

Which of the following numbers is not a prime number?

• 3

• 5

• 6

• 11

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CCSS.4.OA.B.4

Each of 4 students wrote a number on a piece of paper, as shown below.

Which two students wrote numbers that are composite?

• A. Bella and Mike

• B. Dmitri and Grace

• C. Grace and Bella

• D. Mike and Dmitri

Tags

CCSS.4.OA.B.4

The number 39 is a multiple of which number?

• 6

• 9

• 13

• 18

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CCSS.4.OA.B.4

Which number is a multiple of 8?

• 4

• 16

• 36

• 42

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CCSS.4.OA.B.4

Mr. Andres teaches 2 math classes. Each class has a different number of students. He drew a diagram to show all of the factors of the numbers that are the class totals. The middle part of the diagram shows the common factors of both numbers.

Which pair of numbers are the class totals for Mr. Andres classes?

• A. 20 and 28

• B. 20 and 35

• C. 28 and 40

• D. 35 and 40

Tags

CCSS.4.OA.B.4

Which statement is true?

• A. 3 is a prime number and 13 is a composite number.

• B. 5 is a prime number and 15 is a composite number.

• C. 7 is a prime number and 17 is a composite number.

• D. 9 is a prime number and 19 is a composite number.

Tags

CCSS.4.OA.B.4