There are many functions in Excel. For our purposes in Excel 2000, we will discuss some common functions.
SUM: Summation adds a range of cells together.
AVERAGE: Average calculates the average of a range of cells.
COUNT: This counts the number of chosen data in a range of cells.
MAX: This identifies the largest number in a range of cells.
MIN: This identifies the smallest number in a range of cells.
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You don't have to memorize the functions, but you should have an idea of what they will do for you.