Grade 5 Factors and Multiples: Find the common factors of two numbers

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What students practice: Common factors/multiples prepare the Grade 6 GCF/LCM standard.

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Worksheet preview — matches what “Print worksheet” produces.Grade 5 · Factors and Multiples · Find the common factors of two numbers · Standard

Grade 5 · Factors and Multiples

Find the Common Factors of Two Numbers

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Set 1 · Grade 5 · Factors and Multiples

Example problems by difficulty

Real samples from this generator. Every worksheet is a fresh random set, so yours will differ.

Easy

List all the common factors of 15 and 30 from least to greatest.
Answer: 1, 3, 5, 15
List all the common factors of 6 and 26 from least to greatest.
Answer: 1, 2

Standard

List all the common factors of 20 and 54 from least to greatest.
Answer: 1, 2
List all the common factors of 21 and 45 from least to greatest.
Answer: 1, 3

Challenge

List all the common factors of 86 and 92 from least to greatest.
Answer: 1, 2
List all the common factors of 36 and 48 from least to greatest.
Answer: 1, 2, 3, 4, 6, 12

Where this skill fits

Previous skill: List the factors of a larger number
Next skill: Find common multiples of two numbers
All grades: Factors and Multiples worksheets, Grades 4–5

Related Common Core standards

6.NS.B.4 — Find greatest common factors and least common multiples.

The match is approximate (a prerequisite, extension or different context), so treat this as related practice rather than coverage of the standard. Common Core–informed practice; not a claim of official alignment.