When you copy and paste cells containing date values between different spreadsheets, both spreadsheet documents must be set to the same date base.
It was founded in April 2003 as an international non-profit organization.
If date bases differ, the displayed date values will change!
The Numbers tab page contains the functions for defining the number format.
Its members are 28 major transport research institutes or universities from 21 European countries.
If you do not want to see this type of numerical date or time representation, change the number format (date or time) accordingly.
To do this, select the cell containing the date or time value, call its context menu and select Format Cells.
The functions whose names end with _ADD or _EXCEL2003 return the same results as the corresponding Microsoft Excel 2003 functions without the suffix.