GCF Greatest Common Factor Practice Worksheets

Finding the Greatest Common Factor (GCF) – Power Practice Pack gives students engaging, rigorous, and varied practice with determining the GCF of two numbers. Perfect for classroom lessons, math centers, test prep, or interactive notebooks, this resource blends skill review, real-world application, error analysis, and a fun lock-and-key puzzle to keep students motivated and learning.

What’s Included:

• Page 1 – Skill Start-Up: Powering Up the Basics
  10 practice problems finding the GCF of number pairs to review essential skills.
• Page 2 – Power Quest: Math Meets Real Life
  8 real-world word problems where students apply the GCF to solve practical situations.
• Page 3 – Power Check: Test Your Power Level
  8 multiple-choice, test-prep style questions plus a Bonus Challenge multi-step problem for deeper thinking.
• Page 4 – Glitch Fix: Find & Fix the Error
  3 error analysis problems where students identify, explain, and correct mistakes in finding the GCF.
• Page 5 – Bonus Round: Unlock the Fun
  A Lock & Key matching activity where students solve for the GCF of each number pair on the locks and match them to the correct key. Each key opens two locks, adding a puzzle-solving twist.
  
• Answer Keys for All Pages – for quick grading or student self-checking.
  

Key Features:
✔ Formatted for full-page use and for interactive notebooks (composition books)
✔ Works for small group instruction, whole-class review, early finishers, or homework
✔ Encourages critical thinking, problem solving, and test readiness
✔ Consistent, engaging structure across the entire Power Practice Pack series

Perfect For:

• 5th–7th Grade Math
• Factors & Multiples Unit
• Test Prep and State Assessments
• Math Centers & Intervention
• Interactive Notebook Activities