A mathematical number or ratio, which is expressed as a fraction of 100 is called Percentage. It can be represented as ‘%’ and it is a dimensionless quantity. It is an important mathematical function, that can be used to finding a certain percentage from a sample. Some of the different percent changes are either a percentage increase or percentage decrease.
Some other different percentage concepts that are introduced in this chapter are:
- Mass percent
- Mole percent
- Percentage point
- Percentage difference