WebThe Greatest Common Factor (GCF) for 15 and 125, notation CGF (15,125), is 5. Explanation: The factors of 15 are 1,3,5,15; The factors of 125 are 1,5,25,125. So, as we can see, the Greatest Common Factor or Divisor is 5, because it is the greatest number that divides evenly into all of them. WebDec 24, 2024 · To find the HCF, you first have to express both numbers as the product of their prime factors: 15 = 3x5 20 = 2x2x5 The next step is to identify any common prime factors. In this case both...
What is the hcf of 5 and 20? - Answers
WebThere are three commonly used methods to find the HCF of 15 and 20. By Long Division By Prime Factorization By Listing Common Factors If the HCF of 20 and 15 is 5, Find its LCM. HCF (20, 15) × LCM (20, 15) = 20 × 15 Since the HCF of 20 and 15 = 5 ⇒ 5 × LCM (20, 15) = 300 Therefore, LCM = 60 ☛ Highest Common Factor Calculator WebSep 9, 2014 · The HCF (High Common Factor) can be found by dividing each number by its prime factors. Hence 15 = 3, 5. 25 = 5,5 '5' is common to both '15' & '25' , so it is the hcf. lenpollock ∙... gulfhof emden
GCF(5, 10, 15, 20 and 25) - Work with Steps - getcalc.com
WebMar 16, 2024 · Question asked by Filo student. 6. Find HCF and LCM of 404 and 96 and verify that HCF × LCM = product of two given numbers. 7. Two positive integers a and b can be written as a=x3y2 and [ Ccsse 201s] where x and y are prime numbers. Find HCF(a,b) and LCM(a,b). numbers is 161 , find the other. 9. The HCF of two numbers is 145 and … WebSep 29, 2024 · To find the HCF and LCM of three given numbers that is 5, 15, and 20. We must find the prime factors of all the above given number. But before we calculate the LCM and HCF of above given number. Let's understand the term HCF and LCM. And also establish a relationship between HCF and LCM. WebOct 4, 2011 · What is the HCF of 15 and 5? To find the HCF of two numbers, you have to break them down into their prime factors: 15 = 3x5 5 = 5 The next step is to identify any … bow fire station