What do you mean by a Function? Name some of the Functions.

Functions are the pre-designed formulas in Excel to perform both simple and complex calculations. Functions begin with the equal to (=) sign followed by the function name and then the list of arguments separated by comma within the parenthesis. For example, =Function name (argument1, argument2....). Some of the commonly used functions are:

1. SUM(range)
2. AVERAGE(range)
3. MAX(range)
4. MIN(range)
5. SQRT(number)