Least Common Multiple Calculator

Find the least common multiple of two integers.

Least Common Multiple Calculator

Result

How it works

Find the least common multiple of two integers.

Formula and method

LCM(a,b) = |a × b| ÷ GCF(a,b). It is the smallest positive value divisible by both inputs.

When to use it

Enter values to check homework, verify a manual calculation, compare examples, or explore how each input changes the answer. Results update instantly, but you should still choose units and interpret the result in the context of your problem.

FAQ

How it works?

LCM(a,b) = |a × b| ÷ GCF(a,b). It is the smallest positive value divisible by both inputs.

Can I use decimal values?

Enter values to check homework, verify a manual calculation, compare examples, or explore how each input changes the answer. Results update instantly, but you should still choose units and interpret the result in the context of your problem.

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