greatest common factor

Largest mutual divisor

The greatest common factor of two or more numbers is the largest number that divides evenly into all of them.

For 12 and 18, the greatest common factor is 6.

Also called greatest common divisor.

The concept extends to algebraic expressions: the greatest common factor of 4x² and 6x is 2x.

number theory

prime

Readying for action

multiple · divisor · theorem · congruence · pairwise · irreducible · axiom · arithmetic

computation

divisor

Number you split by

divisibility · remainder · subtract · divide · Venn diagram

education

lesson

Unit of teaching

curriculum · classroom · student · teacher · quiz · exam · word problem · practice · instruction · learning

fractions

simplify

Make less complex

equivalent fractions · canceling · ratio · proportion

Categories
Opposites
mathematical duality

greatest common factorleast common multiple

Smallest shared divisible value

lowest common multiple · least common denominator · lowest common denominator · common multiple

Family

great, greater, greatest, greatly, greatness, common, commonly, commons, commonality

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Known to kids · Used worldwide · Timeless · Abstract · Rated G