SSC conducts CGL exam once every year for recruiting the Grade-‘B’ & ‘C’ officers in various government offices and ministries. Quantitative Aptitude is one subject with the other three. HCF & LCM is ...

This KS3 maths worksheet is ideal for homework or classwork, and focuses on Highest Common Factor and Lowest Common Multiple. The objective is simply to be able to find the HCF and LCM of a pair of ...

This HCF and LCM worksheet covers prime factorisation and finding the HCF and LCM of two (or three) numbers. It features exam-style questions that gradually increase in difficulty. These questions ...

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 to ...

In the CAT 2020 exam, Quantitative Aptitude Section is one of the most time consuming sections out of other parts. And considering the range of topics that candidate have to solve in the exam, HCF and ...

It would take a long time to write out all the factors and multiples of 24 and 180 and compare the lists. It would also be easy to make a mistake. A more efficient method is to use prime factors.