Sometimes you are given numbers expressed as a product of prime factors. For example, 8 = 2 3 and 90 = 2 × 3 2 × 5. If you want to find the LCM and HCF in an exam, we can use prime factor form ...

LCM and HCF are part of Number Theory and are useful in solving many questions. Read the article and know the basics. ByJagran Josh. Jul 7, 2014, 10:59 IST.

When the HCF of each pair of n number is a and their LCM is b, then the product of these number is given by a n-1 xb or (HCF) n-1 x LCM.’ All the fractions must be in lowest terms.

Prepsure.com has prepared concept and sample question on HCF and LCM, which is important topic for Quantitative Section of IBPS PO Exam 2015. We have tried hard to provide important rules of the ...

SSC Team of Prepsure.com has prepared concept and sample question on HCF and LCM, which is considered as important for Quantitative Section of SSC CHSL Exam 2015. We have tried hard to provide ...