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- Make sure you have a pencil and paper ready before you begin.
- Watch the video for this topic until you understand the concepts and methods covered.
- After you complete the video, download the worksheet using the link below and print. Copy each exercise to the sheet of paper and solve it making sure you write out all your work. This will make it easier to find a mistake.
- If you are unable to complete any problem, review the video until you understand the concept and work it again.
- When you are finished, check your work against the answer key below.

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