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.

Now that you've practiced the basic operations on polynomials, refer back to the first page of Chapter 4 in your Prealgebra textbook and review the birth weight application.

Here's your chance to related learn more about topics such as birth weight and pregnancy health issues.

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 4 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!