To find your age on the day of your marriage (22 October 2022), we will calculate the difference between your birthdate (10 September 1991) and your wedding date (22 October 2022).

Steps:

1. From 10 September 1991 to 10 September 2022:
   You turned 31 years old on 10 September 2022.

2. From 10 September 2022 to 22 October 2022:
   This is a difference of 1 month and 12 days.

Therefore, on 22 October 2022, your age was 31 years, 1 month, and 12 days.

Would you like any further details or clarifications?

5 related questions:

1. How would you calculate the difference in days between two specific dates?
2. What is the method for calculating age if the dates are in different years?
3. How can leap years affect age calculations?
4. Can we calculate someone's exact age down to seconds? How would that work?
5. How would this method differ if the wedding date was before your birthday in the same year?

Tip:

To calculate age between two dates, it's useful to split the calculation into years, months, and days to maintain accuracy.