Months, Years - Calculator

Add and subtract months and years, calculate year dates. Here you can find out, which month was or will be in a certain number of months and which year was or will be in a certain number of years. For years in the past, the year 0 didn't exist, so before the year 1, there came 1 BCE (Before Common Era).

Subtracting, minus, is done with the word Before, adding, plus, with In. Please enter one field in a row and click Calculate.