Days Calculator
This day number calculator is a tool that helps you calculate the number of days between 2 dates, and calculate the date by adding or subtracting days to a specific date.
So, it helps, if you want to know the exact number of days between two dates, add days to a specific date, or subtract days from a date. Therefore, to calculate date or days, select calculation type and enter value according to the the calculation, and click the calculate button.
How to Use Days Calculator?
- First, you need to select the operation type (Days Between, Add Days, or Subtract Days)
- For "Days Between": Enter both start and end dates
- For "Add Days" or "Subtract Days": Enter start date and number of days
- Click Calculate to see the result
Days Calculation
Days Between Dates:
Days = (End Date - Start Date) / (24 hours × 60 minutes × 60 seconds × 1000 milliseconds)
Example: December 12, 2024 to December 15, 2024
= (December 15, 2024 - December 12, 2024) / (86400000 milliseconds)
= 3 days
Add/Subtract Days:
Result Date = Start Date ± (Number of Days × 24 hours × 60 minutes × 60 seconds)