Greatest Common Factor
The Greatest Common Factor
The acronym GCF is often used.
In order to find the GCF you must first find the prime factors of the integers, and then compare what they have in common and take their largest factor.
the GCF between 8 and 12 is (red marks) 2 x 2 = 4
the GCF between 8 and 24 is (blue marks) 2 x 2 x 2 = 8
the GCF between 8, 12 and 24 is....do you know?
the GCF between 8, 12 and 24 is 2 x 2 = 4
The Greatest Common Factor is a concept easier to understand than its name is to remember, yet not so easy to digest immediately, really.
Like for the whole of mathematics and algebra, You must exercise it!
It is of paramount importance in algebra. It helps simplify fractions. It goes together with the Least Common Multiple (LCM).
Here is a calculator for you to use for both calculations (use it NOT as shortcut, but as way to check your manual answers!)
16 MEMORABILIA MATHEMATICA
rupted movement of thought, with distinct intuition of each
Rules for the Direction of the Mind, Philosophy
220. Analysis and natural philosophy owe their most impor-
A Philosophical Essay on Probabilities [Tru-
221. There is in every step of an arithmetical or algebraical
MILL, J. S.
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