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Frequently asked questions
What is GCD used for?
The greatest common divisor is the largest number that divides evenly into all the given numbers - commonly used to simplify fractions to their lowest terms.
What is LCM used for?
The least common multiple is the smallest number that all the given numbers divide into evenly.
Can I enter more than 2 numbers?
Yes, enter as many comma-separated positive numbers as you like - GCD and LCM are calculated across all of them.