Least Common Multiple Calculator
Find the least common multiple of two integers.
Least Common Multiple Calculator
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.