Master LCM (Least Common Multiple) and HCF (Highest Common Factor) in a clear, simple, and practical way! 🚀
This video explains definitions, formulas, methods, solved examples, and applications to help you understand and apply LCM & HCF for exams.
📌 In this video you’ll learn:
✔️ Complete concepts of LCM & HCF
✔️ Formulas for easy understanding
✔️ Methods to solve step by step
✔️ Solved examples explained clearly
🎯 Exams where LCM & HCF are Important:
UPSC (CSAT – Aptitude)
SSC Exams (CGL, CHSL, MTS, GD, CPO)
State PSCs – TNPSC (Group 1, 2, 2A, 4, VAO), APPSC, TSPSC, MPPSC, KPSC
Banking (IBPS PO/Clerk, SBI PO/Clerk, RRB)
Railway (RRB NTPC, Group D, ALP, JE)
Defence (NDA, CDS, AFCAT, CAPF)
Insurance (LIC AAO, ADO, Insurance Assistant)
TET Exams – CTET, TNTET, KTET, APTET, UPTET, and other state TETs
Teaching & Other Competitive Exams (DSSSB, Police, etc.)
School Students (Class 6–10, NCERT/CBSE/State syllabus)
This video is fully created by me with original script, licensed narration (Amazon Polly), AI-generated visuals, and custom editing. ✅
👉 Watch till the end for a complete understanding of LCM & HCF with formulas, and examples
00:00 - Intro
00:09 - HCF Basics
00:24 - HCF: Prime Factorization Method
00:57 - HCF: Division Method
01:25 - LCM Basics
01:37 - LCM: Listing Multiples Method
02:00 - LCM: Prime Factorization Method
02:32 - Key Formulas
03:34 - LCM & HCF of Fractions
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