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Least common multiple

en.wikipedia.org/wiki/Least_common_multiple

In arithmetic and number theory, the least common multiple of two integers a and b, usually denoted by LCM(a, b), is the smallest positive integer that is divisible ...

Least common multiple | Factors and multiples | Khan Academy

www.khanacademy.org/math/pre-algebra/pre-algebra-factors-multiples/pre-algebra-lcm/v/least-common-multiple-exercise

Sal finds the LCM (least common multiple) of 12 and 36, and of 12 and 18. He shows how to do that using the prime factorization method, which is a just great!

Factoring - Least Common Multiple (LCM) - First Glance - Math.com

www.math.com/school/subject1/lessons/S1U3L3GL.html

A common multiple is a number that is a multiple of two or more numbers. ... The least common multiple (LCM) of two numbers is the smallest number (not zero) ...

Find the Least Common Multiple - WebMath

www.webmath.com/intlcm.html

The Least Common Multiple (LCM) of some numbers is the smallest number that the numbers are factors of. Like the LCM of 3 and 4 is 12, because 12 is the ...

Least Common Multiple -- from Wolfram MathWorld

mathworld.wolfram.com/LeastCommonMultiple.html

The least common multiple of two numbers a and b , variously denoted LCM(a,b) (this work; Zwillinger 1996, p. 91; Råde and Westergren 2004, p. 54), lcm(a,b) ...

Cool math Pre-Algebra Help Lessons: Least Common Multiples (LCM)

www.coolmath.com/prealgebra/01-gcfs-lcms/04-least-common-multiples-01

This prealgebra lesson explains what the least common multiple (lcm) (also called the least common denominator) is and gives three methods of how to find it ...

IXL - Least common multiple (8th grade math practice)

www.ixl.com/math/grade-8/least-common-multiple

Fun math practice! Improve your skills with free problems in 'Least common multiple' and thousands of other practice lessons.

www.ask.com/youtube?q=Least Common Multiple&v=OT6q60O-w0Y
Jan 28, 2011 ... This video shows you how to find the least common multiple of 36 and 54 using prime factorizations.

Math Games: Fruit Splat Least Common Multiple - Sheppard Software

www.sheppardsoftware.com/mathgames/fractions/LeastCommonMultiple.htm

Practice finding the least common multiple in this fun free arcade flash math game.

Multiples and LCM - Math Goodies

www.mathgoodies.com/lessons/vol3/lcm.html

Multiples are presented in this free lesson from Math Goodies. Learn multiples at your own pace.

Answer
The least common multiple is smallest multiple shared by a set of numbers.
Finding the least common multiple is necessary when adding or subtracting fractions with different denominators.
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Least Common Multiple - Math is Fun

www.mathsisfun.com

Find the first Common (same) value: The Least Common Multiple of 3 and 5 is 15 . ( 15 is a common multiple of 3 and 5, and is the smallest, or least, common ...

LCM Calculator - Least Common Multiple - Calculator Soup

www.calculatorsoup.com

Calculate the lcm of 2 or more values. Finds the lcm or least common multiple using the gcd and Euclid's algorithm.

IXL - Least common multiple (6th grade math practice)

www.ixl.com

Fun math practice! Improve your skills with free problems in 'Least common multiple' and thousands of other practice lessons.