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Factors, Multiples, and Primes: Set 8 worksheet preview

Worksheet

Factors, Multiples, and Primes: Set 8

Grade 4 practice finding factor pairs, recognizing multiples, and telling prime from composite numbers up to 100.

Grade 4MathInteractive · Printable

Aligned to4.OA.B.4

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What’s included

  • Single worksheet
  • Auto-graded online
  • 1 Common Core standard
  • Printable answer key
  • 12 questions
  • Classroom-ready

Details

Format
Interactive · Printable
Grade
Grade 4
Subject
Math
Question types
Fill in the blank, Multiple choice, Circle the answer, Sorting

About this worksheet

What students practice

  • Students find factor pairs for whole numbers up to 100.
  • Students decide whether a number is prime or composite.

How to use

Review that a prime number has exactly two factors, 1 and itself, before the last section.

Curriculum

Common Core standard covered

4.OA.B.4

Find factor pairs and multiples for numbers 1 to 100 and decide whether a number is prime or composite.

Preview

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Name Date

Factors, Multiples, and Primes: Set 8

Find factor pairs, multiples, and prime numbers.

Factor pairs

Write the missing factor.

1.
Find the missing factor.

66 = 3 ×  

2.
Find the missing factor.

76 = 4 ×  

3.
Find the missing factor.

60 = 6 ×  

4.
Find the missing factor.

72 = 8 ×  

5.
Find the missing factor.

36 = 6 ×  

Multiples

Choose the multiple.

6.
Which number is a multiple of 6?
  • A. 18
  • B. 28
  • C. 22
7.
Which number is a multiple of 6?
  • A. 30
  • B. 41
  • C. 26
8.
Which number is a multiple of 4?
  • A. 46
  • B. 48
  • C. 49
9.
Which number is a multiple of 7?
  • A. 21
  • B. 34
  • C. 18
10.
Which number is a multiple of 3?
  • A. 7
  • B. 8
  • C. 9

Prime or composite

Find the prime numbers.

11.
Circle every prime number.

23106172528307

12.
Sort each number as prime or composite.
123734142319
PrimeComposite

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