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DAYS360

Date & time

Days between dates on a 360-day (12×30) year.

Syntax

DAYS360(start, end, [method])

Full notes for DAYS360 are still being written. Use the AI explainer below for the arguments, a worked example and common mistakes.

More Date & time functions

DATEDATEDIFDATESTRINGDATEVALUEDAYDAYSEDATEEOMONTHHOURISOWEEKNUMMINUTEMONTH

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Syntax follows Microsoft’s documentation. Examples are written to be pasted into a cell and checked. Argument separators may be ; in your locale. The AI explainer runs on a free community model — verify anything important.