EOMONTH in Excel

Excel EOMONTH Function

EOMONTH is a worksheet date function in excel which calculates the end of the month for the given date by adding a specified number of months to the arguments, this function takes two arguments one as date and another as integer and the output is in date format, the method to use this function is as follows =EOMONTH( Start Date, Months).

Formula

It has two arguments, out of which both are required. Where,

• start_date = This represents the starting date. The date must be entered by using the DATE function. E.g.: DATE (2018,5,15)
• months = The number of months before or after the start_date. If the number is positive, it indicates the future date. If the number is negative, it yields a date in the past.

The return value of the EOMONTH is a serial number that can further be converted into a user-friendly date format using the DATE function.

How to Use the EOMONTH Function in Excel? (with Examples)

Example #1 – 1 month forward

As shown in the above EOMONTH formula,

=EOMONTH (B2,1)

EOMONTH is applied to the cell B2, which has a date value of 21^st Aug’ 2018. The 2^nd parameter value is 1, which indicates 1-month forward, i.e., September.

Cell C2 represents the resulting cell wherein the value is 43373, which is the serial number of the resultant date, i.e., the last day of the month September of the year 2018. The serial number is further converted into a readable date format using the TEXT function in excel, which takes the value to be converted and the date format as its parameters.

Here, the value from cell C2 is converted into the date format as ‘dd/mm/yyyy,’ and the resultant date is displayed in cell D2, which is 30^th Sept. 2018.

Example #2 – 6 Months Backward

As shown in the below EOMONTH formula,

=EOMONTH (B4, -6)

EOMONTH in excel is applied on the cell B4, which has date value as 21^st Aug’ 2018. The 2^nd parameter value is -6, which indicates a 6-month backward, i.e., February. Cell C4 represents the result cell wherein the value is 43159, which is the serial number of the resultant date, i.e., the last day of the month February of the year 2018.

The serial number is further converted into a readable date format using the TEXT function in excel, which takes the value to be converted and the date format as its parameters. Here, the value from cell C4 is converted into the date format as ‘dd/mm/yyyy,’ and the resultant date is displayed in cell D4, which is 28^th Feb. 2018.

Example #3 – The Same Month

As shown in the below EOMONTH formula,

=EOMONTH (B6, 0)

EOMONTH function is applied to the cell B6, which has a date value of 21^st Aug’ 2018. The 2^nd parameter value is 0, which indicates the same month, i.e., August. Cell C6 represents the result cell wherein the value is 43343, which is the serial number of the resultant date i.e., the last day of the month August of the year 2018.

The serial number is further converted into a readable date format using the TEXT function in excelTEXT Function In ExcelTEXT function in excel is a string function used to change a given input to the text provided in a specified number format. It is used when we large data sets from multiple users and the formats are different.read more, which takes the value to be converted and the date format as its parameters. Here, the value from cell C6 is converted into the date format as ‘dd/mm/yyyy,’ and the resultant date is displayed in cell D4, which is 31^st Aug. 2018.

Things to Remember

• If the start_date is not a valid date, EOMONTH returns the #NUM! indicating an error in the number.
• If the resultant date i.e., after adding or deducting the given number of months (the 2^nd parameter), is invalid then, EOMONTH returns #NUM! indicating an error in the number.
• If the start_date is written in an un-appropriate format then, the EOMONTH function returns #VALUE! indicating an error in the value.
• The return value of the EOMONTH function excel is a serial number that can further be converted into a user-friendly date format using the DATE Excel functionDATE Excel FunctionThe date function in excel is a date and time function representing the number provided as arguments in a date and time code. The result displayed is in date format, but the arguments are supplied as integers.read more.
• By default, Excel treats January 1, 1900, as serial number 1, and January 1, 2008, as 39448, indicating it is 39,448 days after January 1, 1900.

EOMONTH in Excel Video

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This has been a guide to EOMONTH in Excel. Here we discuss how to use EOMONTH in Excel and its formula along with practical examples and a downloadable template. You may also look at these useful functions in excel –

• MONTH Function in Excel
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• WORKDAY in Excel