GCD / LCM & Fractions
GCD, LCM and fraction simplifier
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About the GCD / LCM & Fractions
Compute the greatest common divisor (GCD/HCF) and least common multiple (LCM) of any list of integers, and simplify fractions to lowest terms with mixed-number and decimal forms. Three classic number-theory utilities for students in one tool.
How to use
- 1Enter two or more integers for GCD/LCM.
- 2Or enter a numerator and denominator to simplify.
- 3Read the simplified fraction, mixed number, and decimal.
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GCD / LCM & Fractions is part of DevKit — 100 free, privacy-first tools for developers, students, and everyone, built by Minhazul Ashim. Everything runs in your browser; your data never leaves your machine.