• Log in

    • Free Prime & Composite Numbers Worksheets

    Identify prime and composite numbers with optional answer choices. Multiple number difficulty levels.

    Difficulty levels: Single numbers or sets of multiple numbers

    Aligned standards
    • CCSS 4.OA.B.4 — Find factor pairs; identify prime and composite numbers.
    • TEKS 5.4A — Identify prime and composite numbers.

    Generate a Prime & Composite Numbers Worksheet

    Pick a version below — each one is randomly generated, so you can make as many unique copies as you need.

    Activity:
    Prime & Composite (Simple - 1 Number per question)
    Prime and Composite Numbers from 2 - 39
    Prime and Composite Numbers from 2 - 99
    Prime and Composite Numbers from 40 - 99
    Prime and Composite Numbers from 40 - 199
    Prime and Composite Numbers from 100 - 199
    Including answer choices
    Prime and Composite Numbers from 2 - 39
    Prime and Composite Numbers from 2 - 99
    Prime and Composite Numbers from 40 - 99
    Prime and Composite Numbers from 40 - 199
    Prime and Composite Numbers from 100 - 199
    Prime & Composite (Multiple Numbers)
    Prime and Composite Numbers from 2 - 39
    Prime and Composite Numbers from 2 - 99
    Prime and Composite Numbers from 40 - 99
    Prime and Composite Numbers from 40 - 199
    Prime and Composite Numbers from 100 - 199
    Including answer choices
    Prime and Composite Numbers from 2 - 39
    Prime and Composite Numbers from 2 - 99
    Prime and Composite Numbers from 40 - 99
    Prime and Composite Numbers from 40 - 199
    Prime and Composite Numbers from 100 - 199
    Prime & Composite (Mix of Simple & Multiple Numbers)
    Prime and Composite Numbers from 2 - 39
    Prime and Composite Numbers from 2 - 99
    Prime and Composite Numbers from 40 - 99
    Prime and Composite Numbers from 40 - 199
    Prime and Composite Numbers from 100 - 199
    Including answer choices
    Prime and Composite Numbers from 2 - 39
    Prime and Composite Numbers from 2 - 99
    Prime and Composite Numbers from 40 - 99
    Prime and Composite Numbers from 40 - 199
    Prime and Composite Numbers from 100 - 199

    Want to customize it?

    Choose your own difficulty, problem style, and mix in other concepts.

    ← More Whole Numbers Worksheets

    Account
    Sign UpLog in
    Worksheets
    Activity ResourcesConcept ListSamples
    Site Info
    FAQsTerms of ServicePrivacy Policy
    Contact us: