One century or 100 years.
One decade equals ten years, and nine decades equal 90 years.
70 a decade is ten years
One decade equals ten years.
A decade is equal to ten years.To find the answer multiply 25 by 10.The answer is 25 decades is equal to 250 years.
One century consists of 100 years. One-fifth of a century is equal to 20 years (100 years divided by 5). Therefore, there are two decades in one-fifth of a century.
A decade is ten years, so 7 decades in 70 years.
A decade is ten years. So, four decades is forty years.
Ten decades equals 100 years or one century.
A decade consists of ten years, so thirty years is three decades.
There is ten years in one decade, so there are 60 years in 6 decades.
260 years equal two centuries and six decades.
It is called : Decades.