GCD & LCM Calculator
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GCD
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LCM
How to Use
Enter two numbers to calculate their GCD and LCM. You can also enter multiple comma-separated numbers in the first field to find the GCD/LCM of all of them.
GCD and LCM
The Greatest Common Divisor (GCD) is the largest number that divides all given numbers without a remainder. The Least Common Multiple (LCM) is the smallest number that is a multiple of all given numbers. GCD is calculated using the Euclidean algorithm. LCM = |a x b| / GCD(a, b).
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