H.C.F of two or more numbers is the greatest number which divides each number exactly.ĥ) L.C.M.: (Lowest common multiple). concept is useful in calculating the largest size of tile/room in particular area, largest tape to measure the land, etc.ġ) Factors: Factor is a number which exactly divides other number.Ģ) Multiple: A number is said to be multiple of another number, when it is exactly divisible by other number.ģ) Common multiple: A common multiple of two or more numbers is a number which is exactly divisible by each of them.Įxample: 18 is a common multiple of 2,3,6 and 9Ĥ) H.C.F/G.C.F: (Highest Common Factor / Greatest Common Factor). concept is important to solve problems related to racetracks, traffic lights, etc. L.C.M and H.C.F of two or more numbers help in finding out quick solutions and thus reduce time during exams. This concept is useful in the chapters of time and distance, time and work, pipes and cisterns, etc. The chapter of H.C.F and L.C.M is very important. Video on Problems on H.C.F and L.C.M - shortcuts, tips and tricks H.C.F and L.C.M of numbers Why is H.C.F and L.C.M important?
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