| Functions | What it Does | 
                
                    | DATE | Returns the serial number of a
 particular date | 
                
                    | DATEDIF | Calculates the 
 interval in days, months or years between two dates | 
                
                    | DAY | Converts a serial number to a
 day of the month | 
                
                    | HOUR | Converts a serial number to an
 hour | 
                
                    | MINUTE | Converts a serial number to a
 minute | 
                
                    | MONTH | Converts a serial number to a
 month | 
                
                    | SECOND | Converts a serial number to a
 second | 
                
                    | TIME | Returns the serial number of a
 particular time | 
                
                    | TODAY | Returns the serial number of
 today's date | 
                
                    | YEAR | Converts a serial number to a
 year | 
                
                    | NOW | Returns the serial number of the
 current date and time | 
                
                    | WEEKDAY | Converts a serial number to a
 day of the week | 
                
                    | DATEVALUE | Converts a date in the form of
 text to a serial number | 
                
                    | DAYS360 | Calculates the number of days
 between two dates based on a 360-day year | 
                
                    | EDATE | Returns the serial number of the
 date that is the indicated number of months before or after the start date | 
                
                    | EOMONTH | Returns the serial number of the
 last day of the month before or after a specified number of months | 
                
                    | NETWORKDAYS | Returns the number of whole
 workdays between two dates | 
                
                    | TIMEVALUE | Converts a time in the form of
 text to a serial number | 
                
                    | WEEKNUM | Converts a serial number to a
 number representing where the week falls numerically with a year | 
                
                    | WORKDAY | Returns the serial number of the
 date before or after a specified number of workdays | 
                
                    | YEARFRAC | Returns the year fraction
 representing the number of whole days between start_date and end_date |