What Is The First Year Of A Decade?
What Is The First Year Of A Decade? So, 2010 to 2019; 2020 to 2029. However, today’s Gregorian calendar counts decades starting with the first year 1 CE. As discussed above, the Gregorian calendar goes from 1 BCE to 1 CE; there is no year zero. In this case, 2021 is technically the start of