There are 20 decades.
Its 10. 10 decades = 1 century.
10 decades in 1 century
Ten decades equal one century therefore twenty decades equal two centuries.
There are 5 decades in half a century.
Ten
Ten decades is one century.
8
If you mean 3/10 of a century then there are 3 decades A decade is 10 years and a century is 100 years
A century is 100 years. A decade is 10 years. Therefore to work out how many decades are in a century, you need to divide 100 by 10 which = 10. Therefore there are 10 decades in a century.
Ten decades equals 100 years or one century.
Four score years, or eight decades.