Extra Practice exercises are downloadable worksheets of additional practice exercises. Print out these worksheets, work through the exercises, then check your work against the answer page.

Once you've practiced and mastered the basic operations and simplifying expressions using real-numbers, consider the everyday uses of real-numbers. Refer back to page 41, the first page of Chapter 1, in your Introductory Algebra textbook and review the card-counting systems application.

Here's your chance to explore the World Wide Web and practice your new skills at the same time. Follow some related Web sites about Blackjack counting, rules, and numerically based strategies.

After you've practiced and after you've explored, don't forget about your upcoming Chapter Test. Prepare for your exam by working through our Chapter 1 Review, and then check your answers. These free downloadable files are accessible by selecting the Chapter Review button at the top of this page.

Good luck!