SUM
SUM(range)
Adds all numbers in a range of cells
AVERAGE
AVERAGE(range)
Returns the average of numbers in a range
COUNT
COUNT(range)
Counts cells containing numbers in a range
MAX
MAX(range)
Returns the maximum value in a range
MIN
MIN(range)
Returns the minimum value in a range
IF
IF(condition, true_value, false_value)
Returns one value if condition is true, another if
false