OwlSheets
Factors, Multiples, and Primes: Set 1 worksheet preview

Worksheet

Factors, Multiples, and Primes: Set 1

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

Play onlinePlay as a game
PrintLetter-size worksheetAnswer keyPrintable answers
Assign to classAssign to your classes, or get a join code

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

OwlSheets.com

Name Date

Factors, Multiples, and Primes: Set 1

Find factor pairs, multiples, and prime numbers.

Factor pairs

Write the missing factor.

1.
Find the missing factor.

49 = 7 ×  

2.
Find the missing factor.

96 = 6 ×  

3.
Find the missing factor.

81 = 9 ×  

4.
Find the missing factor.

78 = 6 ×  

5.
Find the missing factor.

100 = 5 ×  

Multiples

Choose the multiple.

6.
Which number is a multiple of 6?
  • A. 38
  • B. 41
  • C. 42
7.
Which number is a multiple of 3?
  • A. 26
  • B. 20
  • C. 21
8.
Which number is a multiple of 4?
  • A. 21
  • B. 15
  • C. 16
9.
Which number is a multiple of 6?
  • A. 13
  • B. 14
  • C. 18
10.
Which number is a multiple of 5?
  • A. 49
  • B. 46
  • C. 50

Prime or composite

Find the prime numbers.

11.
Circle every prime number.

4472546385427

12.
Sort each number as prime or composite.
46219262117
PrimeComposite

Related worksheets