Excel EDATE function
Adds or subtracts months from a date, handling short months. In Spanish Excel it is called FECHA.MES.
Syntax
English Excel
=EDATE(start_date, months)
Spanish Excel (Mexico)
=FECHA.MES(fecha_inicial, meses)
Spanish Excel (Spain, Latin America)
=FECHA.MES(fecha_inicial; meses)
| Argument | What it is |
|---|---|
| start_date | The starting date. |
| months | Months to add; negative to subtract. |
Example
EDATE(date, months) adds months to a date and handles short months (January 31 + 1 month = February 28). EOMONTH(date, months) returns the last day of the month.
=EDATE(B2,C2)
Common mistake
The result is a serial number: give the cell a date format to see it as a date.
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Practice EDATE
Type the formula in the sheet and check it instantly. Spanish or English function names both work. See all lessons
Due dates with EDATE and EOMONTH
EDATE(date, months) adds months to a date and handles short months (January 31 + 1 month = February 28). EOMONTH(date, months) returns the last day of the month.
In D2, calculate the due date: the start plus the contract’s months.
| A | B | C | D | E | F | |
|---|---|---|---|---|---|---|
| 1 | Contract | Start | Months | Due | Month end | |
| 2 | C-01 | 01/31/2026 | 1 | |||
| 3 | C-02 | 03/15/2026 | 6 | |||
| 4 | C-03 | 05/31/2026 | 4 | |||
| 5 | C-04 | 08/01/2026 | 12 | |||
| 6 | C-05 | 10/30/2026 | 3 | |||
| 7 |
Tip: while typing, click a cell or drag across several to insert their reference.
Frequently asked questions
- What is EDATE called in Spanish?
- In Spanish Excel it is FECHA.MES. The formula =EDATE(B2,C2) is written =FECHA.MES(B2;C2) (or with commas in Mexico).
- Why does EDATE use semicolons in some Excel versions?
- It depends on regional settings. Where the comma is the decimal mark (Spain, much of South America), Excel separates arguments with semicolons. English Excel and Mexican Spanish Excel use commas.
- What is the most common EDATE mistake?
- The result is a serial number: give the cell a date format to see it as a date.