42 years between 1975 and 2017
If you are looking for the years between 1991 and 2017, then you do not want to count 1991 nor 2017 in the answer. You answer would be 2017 - 1991 - 1 = 25 years.If you are looking for the number of years from 1991 to 2017, then the answer would be 2017 - 1991 = 26 years.
2012 -1990 =22
32 years.
397 years ago, as of 2017.
49 years ago (as of 2017 !)
219 years.
25 years.
2017 − 1929 = 88 years
forty-six 2017 - 1971 = 46
3767 years
222 years.