Lesson 7 of 35 • 2 upvotes • 13:07mins

In this lesson you will learn the idea behind LCM and HCF, How to find LCM and HCF of easy numbers, How to find LCM and HCF for Fractions.
35 lessons • 7h 26m
Numbers 1 - Rational and Irrational Numbers, Conversion of Recurring Decimals into Fractions
14:27mins
Numbers 2 - Prime, Composite and Co - Prime Numbers
13:31mins
Numbers 3 - Divisibility Tests and Applications - Part 1
12:17mins
Numbers 4 - Divisibility Tests and Applications - Part 2
13:26mins
Numbers 5 - Quotient, Dividend, Divisor and Remainder - Part 1
13:49mins
Numbers 6 - Quotient, Dividend, Divisor and Remainder - Part 2
12:16mins
Numbers 7 - LCM & HCF - Part I Introduction
13:07mins
Numbers 8 - LCM & HCF - part II
13:39mins
Numbers 9 - LCM & HCF - Part III - LCM Word Problems
8:46mins
Numbers 10 - LCM & HCF - Part IV - LCM Word Problems 2
10:03mins
Numbers 11 - LCM & HCF - Part V - LCM Word Problems 3
13:26mins
Numbers 12 - LCM & HCF - Part VI - HCF Word Problems 1
12:05mins
Numbers 13 - LCM & HCF - Part VII - HCF Word Problems 2
13:08mins
Numbers 14 - LCM & HCF - Part VIII - Miscellaneous Questions - 1
12:28mins
Numbers 15 - LCM & HCF - Part IX - Miscellaneous Questions - 2
14:35mins
Numbers 16 - Remaining Types of Numbers
8:07mins
Numbers 17 - Unit digit of 'a' to the power 'b' - Part I
11:02mins
Numbers 18 - Unit digit of 'a' to the power 'b' - Part II
15:00mins
Numbers 19 - Last 2 digits of 'a' to the power 'b' - Part I
14:50mins
Numbers 20 - Last 2 digits of 'a' to the power 'b' - Part II
14:36mins
Numbers 21 -Number of factors & sum of factors - Part I
14:45mins
Numbers 22 -Number of factors & sum of factors - Part II
10:03mins
Numbers 23 -Number of factors & sum of factors - Part III
14:08mins
Numbers 24 - Index of Greatest Power IGP in factorials - Part I
15:00mins
Numbers 25 - Index of Greatest Power IGP and number of zeros in factorials - Part II
11:44mins
Numbers 26 - Successive Division
12:35mins
Numbers 27 - Remainders I
12:24mins
Numbers 28 - Remainders II
14:21mins
Numbers 29 - Remainders III
11:36mins
Numbers 30 - Advance Remainders - 1
14:15mins
Numbers 31 - Advance Remainder - 2
14:55mins
Numbers 32 - Advance Remainders - 3
11:26mins
Numbers 33 - Advance Remainders - 3
11:02mins
Numbers 34 - Advance Remainders - 5
11:20mins
Numbers 35 - Advance Remainders 6
11:56mins