Stage 7Skill #43 of 50Year 7 to Year 9Ages 11–13

Factors of Numbers & Prime Numbers Worksheets

Identifying factors, multiples, prime numbers, and composite numbers. Customise question counts (10, 20, 30, 40, or 50), choose randomised or fixed standardised forms (Form A / Form B), and print or download free collated A4 worksheets with duplex answer keys.

Example Problem:Is 29 prime? (Yes/No)•Free Printable PDF•Reverse Duplex Marking Guide•No Sign-in Required
Stage 7

Factors of Numbers & Prime Numbers

Identifying factors, multiples, prime numbers, and composite numbers.

Questions:
Variant:
Style:

Sample Problems (8 shown of 20 selected)

1.Next prime after 14 =
2.Factors of 12 =
3.Next prime after 20 =
4.Is 51 prime? (Yes/No):
5.Next prime after 24 =
6.Next prime after 44 =
7.HCF of 14 & 21 =
8.HCF of 12 & 18 =
Generated worksheets are formatted for standard A4 paper with optimal card spacing, student time limit boxes, and reverse-side duplex answer keys.
Classroom Batch Printing

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Teaching & Curriculum Guide: Factors of Numbers & Prime Numbers

Curriculum Context

Stage 7: Advanced Multiplicative (Factors, Prime Numbers & Square Roots)

Skill #1 of 5 in Stage 7. Focuses on factors, primes, squares & fractions.

Fluency Benchmark

18+/20 Recall Fluency

Aim for quick, confident recall within a 5-minute timed sprint before advancing to sequential higher-stage skills.

Classroom Differentiation

Whole-Class Batch Printing

Pair with the Interactive Classroom Tracker to assign this skill to specific students while others work on adjacent skills.

Other Stage 7 Basic Facts Skills

View all 5 skills in Stage 7 →