WebHCF stands for highest common factor and LCM stands for least common multiple. HCF is the greatest integer that divides all numbers and LCM is the smallest integer that is … WebOct 22, 2013 · I need to know which pair of numbers in relatively prime 10 and 21 or 12 and 54 or 15 and 27 or 21 and 38? hcf (10, 21) = 1 ⇒ 10 & 21 relatively prime hcf (12, 54) = 6 ⇒ 12 & 54 not relatively prime hcf (15, 27) = 3 ⇒ 15 & 27 not relatively prime hcf (21, 38) = 1 ⇒ 21 & 38 relatively prime.
What are the HCF of 15 and 21? - Answers
WebNov 26, 2015 · HCF (Highest Common Factor) = 5.15 = 5 x 3 x 150 = 5 x 5 x 2 x 1So, (5 x 1 = 5) The grouping method of factoring can still be used when only some of the terms share a common factor A True B False WebJul 15, 2024 · For smaller numbers you can simply look at the factors or multiples for each number and find the greatest common multiple of them. For 7, 15, 22, and 92 those … djuro macut endokrinolog
How to find the LCM and HCF of 26 and 91 / Finding lcm and ... - YouTube
WebDetailed Answer: The Greatest Common Factor (GCF) for 15 and 30, notation CGF (15,30), is 15. Explanation: The factors of 15 are 1,3,5,15; The factors of 30 are 1,2,3,5,6,10,15,30. So, as we can see, the Greatest Common Factor or Divisor is 15, because it is the greatest number that divides evenly into all of them. WebThe highest common factor (HCF) is found by finding all common factors of two numbers and selecting the largest one. For example, 8 and 12 have common factors of 1, 2 and 4. … WebYou have reached us maybe looking for answers to the questions like: What is the greatest common factor of 15 and 22? or what is the highest common factor (HCF) of 15 and 22? … djuro rapajic