Ten decades equal one century therefore twenty decades equal two centuries.
There are ten decades in one century. 1 decade = 10 years. 1 century = 100 years. So 1 century = 10 decades.
A century is 100 years. One fifth of a century is 20 years. A decade is 10 yrs- so there would be 2 decades in a fifth of a century.
There are 5 decades in half a century.
1 century= 100 years. 1 decade= 10 years. So: 100+ 10(5) (5 decades) = 150 years.
They are equivalent.
your head
1/2
Write 3 decades as a fraction of 20
A half century or fifty years
no a century is 100 years (10 decades)
It is: 40/100 = 2/5 of a century
53 decades Yup. A decade is ten years. A century is 100 years. 5 centuries are 500 years so 500 divided by 10 is 50. Add the three other decades and you get 53.
1 year = 12 months so 5 decades = 5*10 = 50 years = 50*12 = 600 months!
5 decades or 50 years