Do you draw a blank when you see LCM and GCF? Don’t worry, these acronyms stand for concepts that make sense. They help you find the common denominator of two or more fractions, simplify fractions, and add and subtract fractions.

**Let’s get started**

**Multiple** – The product of a given number and a nonzero whole number.

Do you draw a blank when you see LCM and GCF? Don’t worry, these acronyms stand for concepts that make sense. They help you find the common denominator of you or more fractions, simplify fractions, and add and subtract fractions.

**Let’s get started**

Multiple – The product of a given number and a nonzero whole number.

Multiples of 2 are

2 x 1 = 2, 2 x 2 = 4, 2 x 3 = 6, and so on.

**Example** Find the first four multiples of 8