The focus of this unit is financial mathematics. When you work with financial mathematics it’s common to switch between fractions, decimals and percent. For example, we often talk about an interest rate as a percent but work with that same interest rate as a decimal. After completing these videos you'll be able to switch between fractions, decimals and percent. This material is covered on pages 97-101 in our text.
Replacing a fraction with a decimal number
Replacing a percent with a decimal number
Replacing a decimal number with a percent