LCM/GCD Finder

Paste integers (commas/spaces/new lines). We’ll compute GCD and LCM, and simplify the first pair as a fraction.

GCD
—
LCM
—
Simplified Fraction (first two)
—
Euclidean Algorithm (first two numbers)

  

Support This Free Tool

Every coffee helps keep the servers running. Every book sale funds the next tool I'm dreaming up. You're not just supporting a site — you're helping me build what developers actually need.

500K+ users
200+ tools
100% private
Privacy Guarantee: Private keys you enter or generate are never stored on our servers. All tools are served over HTTPS.