LCM and GCF Calculator
- GCF (greatest common factor)
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- LCM (least common multiple)
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How to use LCM and GCF Calculator
- Enter two or more numbers.
- The Least Common Multiple and Greatest Common Factor calculate instantly, with the working shown.
About this tool
LCM and GCF Calculator is a single-purpose utility on instant.tw, a free toolbox of calculators, converters, generators, and quick lookups. Everything works in your browser — nothing is uploaded, nothing is stored on a server unless explicitly noted.
Category: Math — Advanced. Browse more Math — Advanced tools.