How many decades are in a millennium?

Answer 1

100 decades.

1 millennium = 1000 years

1 decade = 10 years

→ 1 millennium / 1 decade = 1000 yrs / 10 yrs = 100.

Answer 2

There are ten decades in a millennium. A decade is a period of ten years, and a millennium is a period of one thousand years. Therefore, a millennium consists of ten decades.

Answer 3

There are 100 decades in one millennium.

Answer 4

1000