4th Grade Factors, Multiples, Prime and Composite Test with Point Values (PDF)

4th Grade math test: Factors, Multiples, Prime and Composite – Maths PDF

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This factors multiples test for 4th Grade covers factors, multiples, prime and composite (Common Core 4.OA.B.4), with a free PDF to print.

This test checks factor pairs, multiples, prime and composite numbers, and last-digit patterns for whole numbers from 1 to 100. It has 9 questions worth 20 points. Allow 45 minutes and no calculator.

Time and points

About this test

Grade: Grade 4
Chapter: Factors, Multiples, Prime and Composite
Standards: 4.OA.B.4
Time: 45 minutes
Total: 20 points

Factors multiples test: questions

Question 1 – Factor pairs of 40 [2 pts]

Write all the factor pairs of 40.

Question 2 – Missing multiples [2 pts]

The dots show multiples of 9. Write the two missing numbers.

Multiples of 9.

Question 3 – Array and factors [2 pts]

The array shows tiles.

Tiles in rows and columns.

Write a multiplication equation for the array. Then list all the factors of the number of tiles.

Question 4 – Prime or composite [2 pts]

Write prime or composite for each number: (a) 27 (b) 31 (c) 49 (d) 61.

Question 5 – Multiples of 9 [2 pts]

Which of these numbers are multiples of 9: 63, 72, 85, 91, 99?

Question 6 – Is 1 prime? [2 pts]

Mia says, “1 is a prime number.” Is Mia correct? Explain.

Question 7 – Number riddles [3 pts]

Find a multiple of 8 between 50 and 60. (1 point)
Find a prime number between 80 and 90 whose digits add to 11. (1 point)
Find an odd composite number between 10 and 20 that is a multiple of 5. (1 point)

Question 8 – Divisibility [2 pts]

Without dividing, tell whether 3,845 is divisible by (a) 2 (b) 5 (c) 10.

Question 9 – Desk arrangements [3 pts]

A teacher has 32 desks. One arrangement is shown.

4 rows of 8 desks.

List every arrangement that has at least 2 rows and at least 2 desks in each row. Write each as rows x desks. (2 points)
Is 32 prime or composite? Explain. (1 point)

Key facts behind this factors multiples test

Key facts

A factor pair multiplies to make the number, such as 3 and 8 for 24.
A number has a limited list of factors but endless multiples.
A prime number has exactly two factors; a composite number has more than two.
The number 1 is neither prime nor composite, and 2 is the only even prime.
Last-digit patterns: 2 for even numbers, 5 for 0 or 5, 10 for 0.

How to use this factors multiples test

Time yourself: the test is designed for an average student in 45 minutes. Answer the questions you are sure of first, then come back to the longer ones and check your units.

All Grade 4 chapters: Grade 4 math.

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