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The smallest positive integer that is divisible by both numbers a and b without remainder.
Use our verified, free in-browser Fraction Calculator to run scenarios and export PDF reports.
The LCM is essential for adding and subtracting fractions with unlike denominators by determining the Least Common Denominator (LCD).
It can be calculated directly from the GCD using the fundamental relationship: LCM(a, b) = (|a × b|) ÷ GCD(a, b).
Relates LCM directly to the product and greatest common divisor of the two integers.
The two numbers to compute LCM for.
The highest shared factor between a and b.