Module 3 · Number System
Chapter 33: LCM
Number System
3 topics
What this chapter covers
The 3 topics below make up LCM on the CAT. Work through them in order — each one builds toward the SAT-style questions in this chapter's bank.
1LCM by Factorization
2HCF-LCM Relationship
3LCM Applications
Study material & tests
📚 Concept notes
Worked explanations & SAT examples for every topic above.
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🎯 Topic practice
SAT-style questions by topic, with full solutions.
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📝 Chapter test
Timed, mixed-difficulty test with instant analysis.
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Formula Reference Sheet
CAT reference
🖩 Graphing Calculator