1 REASON
- You don't need to find the LCD to convert it into a percent
- It is easier.
- You don't need to show work.
- In one way you hardly need to use you're brain
- I don't have another point to this......
When you are trying to convert decimals into fractions, you don't have to find the LCD unlike fractions. In one way I like to say that you don't need to use your brain that much.