WebJan 30, 2024 · There are mainly \ (2\) methods to calculate HCF and LCM for a given set of numbers: (i) Prime Factorization method (ii) Division method Calculating HCF Using Prime Factorisation Method The prime factorization method is also known as the factor tree method. Let us understand how to find out HCF using this method: WebFind the HCF and LCM of 24 and 180. Start by writing 24 and 180 as the product. of their prime factors. The product of prime factors for 24 is: \(2 \times 2 \times 2 \times 3\)
Find the HCF and LCM of 120 and 90 by prime …
WebExample: Find the GCF (20, 50, 120) The prime factorization of 20 is 2 x 2 x 5 = 20. The prime factorization of 50 is 2 x 5 x 5 = 50. The prime factorization of 120 is 2 x 2 x 2 x 3 x 5 = 120. The occurrences of … WebApr 13, 2024 · Use the formula: LCM (12,8) × HCF (12,8) = 12 × 8. The LCM of 12 and 8 is 24 and the HCF of 12 and 8 is 4. LCM x HCF = 24 x 4 = 96 and 12 x 8 = 96. … kevin terry podiatrist towson
The world of numbers: HCF and LCM - by Peter Hargreaves
WebFind LCM(18, 26) 18: 18, 36, 54, 72, 90, 108, 126, 144, 162, 180, 198, 216, 234 26: 52, 78, 104, 130, 156, 182, 208, 234 As can be seen, this method can be fairly tedious, and is far from ideal. Prime Factorization Method. A more systematic way to find the LCM of some given integers is to use prime factorization. Prime factorization involves ... WebThe LCM \text{LCM} LCM start text, L, C, M, end text of two numbers is 70 70 7 0 70 and their product is 490 490 4 9 0 490. Find their HCF \text{HCF} HCF start text, H, C, F, end text . Your answer should be WebThe following equation can be used to express the relation between GCF and LCM of 120 and 90, i.e. GCF × LCM = 120 × 90. If the LCM of 90 and 120 is 360, Find its GCF. LCM (90, 120) × GCF (90, 120) = 90 × 120 … kevin terry and predestined