Write your full date of birth in numbers
Add the digits of the month together
Add the digits of the day together
Add the digits of the year together
Reduce each total to a single digit, unless it is 11, 22, or 33
Add the reduced month, day, and year totals together
Reduce the final total to a single digit, unless it is 11, 22, or 33
The final number is your Life Path Number