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Factors, Multiples, and Primes: Set 2 worksheet preview

Worksheet

Factors, Multiples, and Primes: Set 2

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 2

Find factor pairs, multiples, and prime numbers.

Factor pairs

Write the missing factor.

1.
Find the missing factor.

63 = 7 ×  

2.
Find the missing factor.

60 = 4 ×  

3.
Find the missing factor.

90 = 9 ×  

4.
Find the missing factor.

50 = 5 ×  

5.
Find the missing factor.

64 = 8 ×  

Multiples

Choose the multiple.

6.
Which number is a multiple of 8?
  • A. 40
  • B. 41
  • C. 50
7.
Which number is a multiple of 5?
  • A. 62
  • B. 57
  • C. 55
8.
Which number is a multiple of 7?
  • A. 23
  • B. 41
  • C. 28
9.
Which number is a multiple of 7?
  • A. 42
  • B. 54
  • C. 36
10.
Which number is a multiple of 9?
  • A. 21
  • B. 25
  • C. 27

Prime or composite

Find the prime numbers.

11.
Circle every prime number.

25413393233248

12.
Sort each number as prime or composite.
42518292337
PrimeComposite

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