# Interactive video lesson plan for: Finding the LCM GCF of three numbers-Easy Shortcut

#### Activity overview:

Use this easy shortcut to find the lowest common multiple LCM and greatest common factor GCF of three numbers.

The lowest common multiple is the smallest number that is divisible by the set or group of numbers.
The LCM is larger than the GCF
The greatest common factor is the largest number that will divide evenly into each number in the set of numbers

In this video I will show you how to adapt the ladder method for three numbers.

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Tagged under: lcm,gcf,math,greatest common factor,lowest common factor,moomoomath science,numbers,lcm math,lcm gcf,lcm numbers

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