Greatest Common Factor: Fluency & Practice
Mathematics
Grade 8
11 questions
~22 mins
1 views0 downloads
About This Worksheet
A worksheet focusing on identifying and calculating the Greatest Common Factor to simplify fractions and solve related problems.
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Full preview • 11 questions
Greatest Common Factor: Fluency & Practice
Subject: MathematicsGrade: Grade 8
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Untitled Worksheet
Grade Grade 8
A
Practice Questions
Answer all questions. Show your working in the grid spaces provided.
1.
Find the Greatest Common Factor of 24 and 36.
[2 marks]2.
Calculate the GCF of 81 and 54.
[2 marks]3.
Determine the GCF of 50, 75, and 125.
[3 marks]4.
Simplify the fraction 42/56 using the GCF.
[3 marks]5.
A teacher has 48 red pencils and 60 blue pencils. What is the largest number of identical pencil sets she can make without sharing pencils?
[4 marks]6.
Find the GCF of 100 and 85.
[2 marks]7.
Identify the common mistake: Students find 1 as the GCF of 45 and 55. Is this correct? Explain and correct if needed.
[4 marks]8.
Calculate the GCF of 36, 48, and 60.
[3 marks]9.
Construct two numbers with a GCF of 16 but no greater common factor.
[3 marks]10.
Using prime factorization, find the GCF of 84 and 126.
[3 marks]11.
Explain why the GCF of two prime numbers is always 1.
[4 marks]Quick Actions
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Details
- Created
- 1/1/2026
- Updated
- 1/1/2026
- Type
- worksheet