## Description

Many students find that adding and subtracting rational expressions can be complicated because there can be numerous steps used to solve an equation. Given all these steps, it’s easy to make mistakes, but there are ways to avoid common mistakes. For example, a student might use line paper so that her steps are clear, while another student may know a trick for checking her answers midway through a problem.

- What method or methods do you use to ensure you don’t make small mistakes when adding and subtracting rational expressions?
- How do you stay organized with your steps when you add or subtract rational expressions?
- Does your approach seem to work well? Why or why not?

## Explanation & Answer

1. What method or methods do you use to ensure you don’t make small mistakes when adding and subtracting rational expressions?To ensure that I do my best, I have an extra sheet of scrap paper as my "cheat sheet" also referred t...

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