| SUM(range) | 
Calculates the sum of values in a specified range. | 
| AVERAGE(range) | 
Calculates the average of values in a specified range. | 
| COUNT(range) | 
Counts the number of cells with numeric values in a specified range. | 
| MAX(range) | 
Returns the maximum value in a specified range. | 
| MIN(range) | 
Returns the minimum value in a specified range. | 
| CONCATENATE(text1, text2, …) | 
Joins multiple text strings together. | 
| IF(logical_test, value_if_true, value_if_false) | 
Performs a logical test and returns different values based on the result. | 
| VLOOKUP(lookup_value, table_range, column_index, range_lookup) | 
Searches for a value in the leftmost column of a table and returns a corresponding value from a specified column. | 
| INDEX(array, row_num, column_num) | 
Returns a value from a specified position in an array or range based on row and column numbers. | 
| MATCH(lookup_value, lookup_array, match_type) | 
Searches for a value in a specified range and returns its relative position. | 
| COUNTIF(range, criteria) | 
Counts the number of cells within a range that meet a specific criterion. | 
| SUMIF(range, criteria, sum_range) | 
Sums the values in a range that meet a specific criterion. | 
| AVERAGEIF(range, criteria, average_range) | 
Calculates the average of values in a range that meet a specific criterion. | 
| IFERROR(value, value_if_error) | 
Returns a specified value if a formula results in an error, otherwise returns the calculated result. | 
| ROUND(number, num_digits) | 
Rounds a number to a specified number of decimal places. | 
| TODAY() | 
Returns the current date. | 
| NOW() | 
Returns the current date and time. | 
| RAND() | 
Generates a random number between 0 and 1. | 
| TRIM(text) | 
Removes extra spaces from text, except for single spaces between words. |