How do I subtract time instead of adding?

Use negative numbers — for example, enter -30 in the Days field to go back 30 days.

Add or Subtract Days Calculator

Add (or subtract, using negative numbers) days, months, and years from a starting date to find your target date and the weekday it lands on.

Start date

Days

Months

Years

Resulting date

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Falls on a

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From today

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How do I subtract time instead of adding?: Use negative numbers — for example, enter -30 in the Days field to go back 30 days.