DAYS360function calculates the number of days between two dates based on a 360-day year. This formula is commonly used in financial calculations, such as calculating interest payments. The
methodparameter is optional and can be used to specify the type of day count basis to use, such as US (NASD), European (30/360), or actual/actual.
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DAYS360formula not working?
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DAYS360 formula with the syntax shown below, it has 2 required parameters and 1 optional parameter:
- start_date (required):
The starting date of the date range to calculate the number of days between. Must be a valid date.
- end_date (required):
The ending date of the date range to calculate the number of days between. Must be a valid date.
- method (optional):
An optional parameter that specifies the type of day count basis to use. The default value is US (NASD). Other options include European (30/360) or actual/actual.
ExamplesHere are a few example use cases that explain how to use the
DAYS360formula in Google Sheets.
Calculate interest payments
DAYS360 to calculate the number of days between two dates based on a 360-day year, which is commonly used in financial calculations such as calculating interest payments.
Calculate employee work days
DAYS360 to calculate the number of work days between two dates based on a 360-day year, which is commonly used in payroll calculations.
Calculate inventory aging
DAYS360 to calculate the age of inventory based on the number of days between the purchase date and the current date, based on a 360-day year.
DAYS360not working? Here are some common mistakes people make when using the
DAYS360Google Sheets Formula:
Incorrect date format
The start_date and end_date arguments must be valid date formats. If they are not, the formula will return an error. Make sure the date format is correct or use the DATEVALUE function to convert text to date format.
The method argument can only be set to 0 or 1. If any other value is used, the formula will return an error. Make sure the method argument is set correctly.
Incorrect order of dates
The start_date argument must be earlier than the end_date argument. If they are reversed, the formula will return a negative number. Make sure the dates are in the correct order.
The following functions are similar to
DAYS360 or are often used with it in a formula:
DAYSfunction calculates the number of days between two dates. It takes two date values as input:
start_date. The function returns the number of days between the two dates, where the
end_dateis inclusive and the
DATEDIFfunction in Google Sheets calculates the difference between two dates using a specified unit of measurement. This function is commonly used to calculate the length of time between two dates, such as the number of days, months, or years. The function is particularly useful when working with financial or project planning data.
NETWORKDAYSfunction returns the number of working days between two given dates. This function excludes weekends (Saturday and Sunday) and optionally, any specified holidays. This function is commonly used in financial and business applications to calculate the number of workdays between two dates.
YEARFRACfunction calculates the fraction of a year between two dates. This is useful for calculating the duration of time periods that are less than a year. The function takes into account leap years and can use different day count conventions to calculate the fraction of a year.
You can learn more about the
DAYS360 Google Sheets function on Google Support.