Date calculator: Add to or subtract from a date

This service enables you to add or subtract days, months and years to a date to calculate a past or future date.

Design changes: What is new and why?

Start Date

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Today

From Tuesday, January 1, 1963
Added 7 months, 7 weeks, 64 days
Normalized to 7 months, 113 days


Result: Friday, November 22, 1963

If the larger units (months/years) are added before the smaller units (days).


Alternative result: Sunday, November 24, 1963

If the smaller units (days) are added first

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Calendar showing period from January 1, 1963 to November 22, 1963

January 1963
30 days added
SunMonTueWedThuFriSat
  12345
6789101112
13141516171819
20212223242526
2728293031  
February 1963
28 days added
SunMonTueWedThuFriSat
     12
3456789
10111213141516
17181920212223
2425262728  
March 1963–October 1963
March 1963: 31 days added
April 1963: 30 days added
May 1963: 31 days added
June 1963: 30 days added
July 1963: 31 days added
August 1963: 31 days added
September 1963: 30 days added
October 1963: 31 days added
November 1963
22 days added
SunMonTueWedThuFriSat
     12
3456789
10111213141516
17181920212223
24252627282930

 
= Start date (Jan 1, 1963)  
 
= Final result date (Nov 22, 1963)  
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