36 + 17 = 53
53rd birthday is in 2017
They would be 53 years old on their birthday in 2017: before that they'd be 52.
2017 − 1964 = 53 years old
They will turn 53 in 2017, but as of this date, they are still 52.
3983
You would turn 661 in 2017.
You would now (24 July 2017) be 33 years old.
15th birthday in 2017
They will turn 53 in 2017, but as of this date, they are still 52.
2017 − 1998 = 19 years old
2017 − 1998 = 19 years old
3983
You would turn 661 in 2017.
If you were born on 1964 you would be 64 years old.
You would now (24 July 2017) be 33 years old.
Where you were born is irrelevant. In 2017 (now) you would be 64 years old if you have had your birthday this year, otherwise you are 63.
15th birthday in 2017
You would celebrate your 16thh birthday during 2017
2017 − 1961 = 56 years old on the person's birthday in 2017.
You would reach your 21st birthday in 2017