A decade is 10 years. Get your calculator out and see if it isn't 80 decades.
Eight decades.
There are 800 decades in eight centuries.
Eight.
About 793 years
260 years equal two centuries and six decades.
There are 10 decades in a century. Therefore, 3.5 centuries is equal to 3.5 x 10 = 35 decades.
seven centuries 78 decades
70 decades
Eight centuries ago give or take a couple of decades
70 decades are in 7 centuries. It's just 10 decades per century times 7 centuries (700 years).
Ten decades is one century.
20 decades are in 2 centurarys
There are 20 decades in two centuries There is 200 years in two centuries and 10 years in a decade. 10 years x 20 decades = 200 years or two centuries
700
There are 25