Class 6 · Mathematics · Medium level · 7 questions
Primes, HCF & LCM: Medium 2
Every number is built from primes. Once you can see those building blocks, HCF and LCM stop being two rules to memorise and become one picture. In Class 6 Mathematics the topic covers what makes a number prime, finding the primes, breaking a number into primes and HCF and LCM are one picture. This quiz is a step up: the questions ask you to use the ideas as well as recognise them. 7 questions (multiple choice), marked the moment you finish, with the reason for every answer.
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Your score is saved against Primes, HCF & LCM, so you can see which topics are solid and which need another go.