Have you traveled to another country? If so, did you buy any souvenirs or spend your own money on anything else? What did you think when you saw prices listed in another currency? In this chapter's activity, you will have the opportunity to research currency exchange rates and calculate prices in different currencies.

In this chapter you will learn: how to estimate with decimals how to solve equations with decimals how to convert metric units of measure how to solve a problem by simplifying the problem