1. Find the remaining calendar days
Count from today to the milestone using the same inclusion rule throughout.
2. Enter days remaining
Use a whole number; enter zero when the milestone has arrived.
3. Enter the original countdown length
Use the number of days from the countdown start to the milestone.
4. Review time conversions
Use weeks for short planning and approximate months for a broader view.
5. Check progress
The completion percentage compares elapsed days with the original countdown.