Reduce `198/315` using HCF method

Magnesium oxide is reduced in the Hansging method using

Reduce (288)/(392) to the simplest form using HCF of the numerator and denominator. Find the HCF by prime factorisation method

Reduce (264)/(408) to simplest form using HCF of the numerator and denominator

Find the HCF of the following numbers using division method 224, 210, 280

Find the HCF of the following numbers using division method 312, 272 and 336