[Difference between formulas and functions]

Formulas = equations that perform calculations on values in our worksheet

Functions predefined formulas that perform formulas that perform calculations by using specific values, called arguments in a particular order or structure

In every calculation the mathematical operators and also the parenthesis are very important

Every function has arguments also known as parameters. Very few functions don’t have this type of parameters. Most of the functions have one required argument and also can have aoptional arguments that are indicated by the square brackets