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www.reference.com/article/sources-gcf-calculators-87e41b56e638cfe4

Greatest common factor online calculators are available at CalculatorSoup.com, MathsIsFun.com and RapidTables.com, as of 2015. Additional sources for GCF and GCD calculators include MathWarehouse.com and WebMath.com.

www.reference.com/article/worksheet-b6b9e426bc578096

A worksheet is an instructional tool that allows a learner to put concepts and ideas into practice. A worksheet may be used to help a student practice a mathematical process, connect ideas, review key points from a reading and more.

www.reference.com/article/gcf-lcm-word-problems-89b4428cbf0358ba

Greatest common factor and least common multiple word problems are math problems that pose a GCF or LCM question in a real-life situation. A GCF is the largest number that divides into two or more numbers without leaving a remainder, while a LCM is the smallest positive number that is a multiple of

www.reference.com/world-view/prime-factors-12-d125b9209e3a5ee

The prime factors of 12 are 2 and 3. A prime number is a number greater than 1 that cannot be divided by any number except itself and 1. Both 2 and 3 are prime factors of 12 because they are prime numbers that can be divided into 12 with nothing remaining.

www.reference.com/article/prime-factors-6-13cc3fb2eea92039

The prime factors of 6 are 2 and 3. The number 6 cannot be factorized into any other combination of prime numbers. A prime number is a whole number larger than 1 which can only be divided by 1 and itself.

www.reference.com/world-view/prime-factors-30-19aca5a1a0cf2220

The prime factors of 30 are 2, 3 and 5. In addition to being the factors of 30, the numbers 2, 3 and 5 are also prime numbers, which means that they can only be divided evenly by either the number 1 or by themselves. The numbers 2, 3 and 5 are also the first three prime numbers.

www.reference.com/article/prime-factorization-100-e9f8671946832af6

The prime factorization of 100 is 2^2 x 5^2, or 2 x 2 x 5 x 5. One hundred is considered a composite number because it is a positive integer divisible by at least one positive number other than 1 and 100 (itself).

www.reference.com/article/prime-factorization-40-f2d0ec99f3293d26

The prime factorization of 40 is 40 = 2 x 2 x 2 x 5. To find the prime factorization of any number, x, one must determine which prime numbers multiple together to equal x.

www.reference.com/article/prime-factors-50-ddc3c2f14f60eaed

The prime factors of 50 are 2 and 5, with the rest of its factors not being prime numbers. A factor is any number that can be divided evenly into the base number of interest, but only some factors are also prime numbers.

www.reference.com/article/prime-factorization-99-be1d4ded9a705f93

The prime factorization of 99 is 3 times 3 times 11, or 3^2 times 11. Prime factorization requires finding the prime numbers that multiply together to make a particular number. Prime numbers are numbers that are evenly divisible by only themselves and one.