Greatest Common Divisor (GCD) Course
Dive into the Greatest Common Divisor using proven Euclidean techniques, prime factor approaches, detailed proofs, and plenty of examples. Perfect for maths enthusiasts seeking stronger number theory know-how and dependable GCD problem-solving for everyday challenges. This course sharpens your skills with practical, reliable methods that stick.

flexible workload of 4 to 360h
valid certificate in your country
What will I learn?
This GCD course offers a straightforward, hands-on way to master divisibility rules, Euclidean algorithm, extended Euclidean methods, and prime factorisation for quick GCD calculations. With simple explanations, step-by-step examples, tricky cases, and practice exercises complete with solutions, you'll build solid, dependable skills for solving GCD problems accurately and clearly.
Elevify advantages
Develop skills
- Master Euclidean algorithm for fast, accurate GCD of big numbers.
- Use prime factorisation to find GCD step by step.
- Link GCD to LCM for solving real-world divisibility issues.
- Craft clear, complete GCD explanations from start to finish.
- Create and solve GCD word problems from everyday situations.
Suggested summary
Before starting, you can change the chapters and the workload. Choose which chapter to start with. Add or remove chapters. Increase or decrease the course workloadWhat our students say
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