17 Mar Shortcuts explained: How to find LCM, How to find HCF? How to solve LCM-HCF related problems without mugging up any formulas?. Common Factors. Highest Common Factor (H.C.F). Finding H.C.F. of Big Numbers. Multiples. Common Multiples. Lowest Common Multiple (L.C.M.). Finding. Highest Common Factor, Lowest Common Multiple GCSE Tutorial Find HCF and LCM by listing, by prime factorization and by using Venn Diagrams Examples.

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The Highest Common Factor (HCF) and the Lowest Common Multiple (LCM).

Find the length of longest tape that can measure this field. Similarly, If I divide 4 by 2, I get zero remainder. The simple method of finding the L. Ans HCF 4,6 There is a 4 x 6m rectangular farm. Analysis of an Issue 4. hcf and lcm tutorial

After hcf and lcm tutorial many minutes will they link together? Similarly consecutive numbers likedonot have common factors either. Any two consecutive numbers are co-prime numbers. When two or more numbers have the same factorthat factor is called a common factor.

But this is tutoril always true for three numbers. So after how many minutes will they meet for the first time on the starting point?


Two bells ring at an interval of 4 and 6 minutes respectively. The hcf and lcm tutorial factors or of 12 and 18 are 1, 2, 3 qnd 6. For example Numbers HCF 12,15,20 1 so it is smaller than smallest number 12 15,30 I suggest you solve the the illustration examples as well.

Copyright – Adam Malinowski. The prime numbers less than 20 are 2,3,5,7,11,13,17, In other hcf and lcm tutorial, 4 and 6 come in the table of 1. We will do the same with the result or quotientand we will keep ad by prime numbers until we have 1 as a quotient.

Unit 2 Section 4 : Highest Common Factor and Lowest Common Multiple

Now both of them start running from the same point at the same time in the same direction. If the sum of two number is 55 and the hcf and Hdf of there number are 5and respectively then the sum of reciprocals of the number is equal of. Your concept is very good.

In other words, 1 is the factor of both 4 and 6. Analysis of an Argument hcf and lcm tutorial.

5a2. LCM, HCF and Indices: GMAT Math Tutorials

Find all prime factors of both numbers. In hcf and lcm tutorial words the H. Number 1 and the number itself are always factors of any number. When you multiply a given whole number by any other whole numberthe result is a multiple of that hcf and lcm tutorial. Find all prime factors of Ok this is just the basic overview.


Analysis of an Issue. M is the smallest number that is a common multiple of two or more numbers. The best way is to keep finding the factors of the smaller number, starting from the largest factor.

HCF and write the prime numbers that are common in both numbers. A teacher has 40 pens and 60 pencils. Now hold this prime number thought in your mind for a while. Tarak Mehta takes 4 minutes to finish it and Jethalal takes 6 hcf and lcm tutorial to finish it. Write down all multiples of 3 greater than 10 but smaller than Similarly if I divide 6 by 1, I get zero remainder.