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Chapter 8

# Fabulous Factors and Marvelous Multiples

In This Chapter

Understanding how factors and multiples are related

Listing all the factors of a number

Breaking down a number into its prime factors

Generating multiples of a number

Finding the greatest common factor (GCF) and least common multiple (LCM)

In Chapter 2, I introduce you to sequences of numbers based on the multiplication table. In this chapter, I tell you about two important ways to think about these sequences: as factors and as multiples. Factors and multiples are really two sides of the same coin. Here I show you what you need to know about these two important concepts.

For starters, I discuss how factors and multiples are connected to multiplication and division. Then I show you how to find all the factor pairs of a number and how to decompose (split up) any number into its prime factors. To finish up on factors, I show you how to find the greatest common factor (GCF) of any set of numbers. After that, I tackle ...

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