`D = ("mm/dd/yyy")`

Enter a value for all fields

The Days Since January 1, 1900 equation returns the number of days since January 1, 1900, given a desired date. Applications like Microsoft Excel use this system to store dates and perform mathematical operations. 

INSTRUCTIONS: Enter the following

• (mm/dd/yyyy) Date: Enter your desired date in mm/dd/yyyy format

Days Since January 1, 1900 (D): the equation returns the number of days since January 1, 1900