Periods in a calendar (such as years and months) are usually, though not necessarily, synchronised with the cycle of the sun or the moon.

The most common type of pre-modern calendar was the lunisolar calendar, a lunar calendar that occasionally adds one intercalary month to remain synchronised with the solar year over the long term.

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00123, and your Excel file may contain numbers formatted with leading zeros.

If possible, convert the text to numbers, using one of the methods shown here: Convert Text to Numbers If you can't convert the data, you can convert the lookup value within the MATCH formula: If the lookup array contains numbers, and the value to look up is text, use a formula similar to the following: =MATCH(--A5, Item List,0) The double unary (--) converts text to a number, and will work correctly even if the lookup values are numbers.

A calendar is also a physical record (often paper) of such a system.

A calendar can also mean a list of planned events, such as a court calendar or a partly or fully chronological list of documents, such as a calendar of wills.

The term calendar is taken from calendae, the term for the first day of the month in the Roman calendar, related to the verb calare "to call out", referring to the "calling" of the new moon when it was first seen.

Latin calendarium meant "account book, register" (as accounts were settled and debts were collected on the calends of each month).The formula in: The information below covers the steps used to enter the DATE function located in cell B4.A calendar is a system of organising days for social, religious, commercial or administrative purposes.Excel's DATE function will return a date or the serial number of a date by combining individual day, month and year elements entered as the function's arguments.For example, if the following DATE function is entered into a worksheet cell, The steps needed to accomplish this task are listed below if needed.When combined with other Excel functions, DATE can be used to produce a wide variety of date formulas as shown in the image above.