🔢 LCM & GCF Calculator

Find the Least Common Multiple and Greatest Common Factor of numbers.

What is a LCM & GCF Calculator?

Find the Least Common Multiple (LCM) and Highest Common Factor (HCF/GCD) of two numbers.

LCM(a,b) = (a×b)/GCD(a,b)

📝 In-Depth Guide: Mastering LCM & GCF Calculator

LCM and HCF are the building blocks of arithmetic and number theory. They are used whenever you need to find a common rhythm between two repeating events.

Practical Uses

  • LCM: Useful for finding when two events happening at different intervals will sync up again.
  • GCD/HCF: Essential for simplifying fractions or finding the largest possible size for tiles in a room without cutting any.

Example

📌 Example Calculation

LCM(12, 18) = 36, HCF(12, 18) = 6

Frequently Asked Questions