Which of the following fractions could be described as a percentage?
- \[0.5\]
- \[\frac{40}{100}\]
- \[50\%\]
- \[\frac{3}{10}\]
- \[\frac{546}{100}\]
- \[750\%\]
Percentages are hard. Even though they are a concept that most people think they understand, there are many different types of problem, which on a surface level, appear to be similar, but actually require a wholly different method. In the section, I will be going through all of the important aspects of working with percentages, starting with what a percentage is and going on to look at reverse percentages and compound interest. Below is a list of sub-topics which we will work with here.