Since there is 1,000 years in a millennia and 10 years in a decade, you would divide 1,000 by 10. You will get 100 decades.
Wiki User
∙ 6y agoTwo millennia is equal to 200 decades.
5000000
300 of them
There are 100
300.
672365
900
The answer depends on 6.5 WHAT! Seconds? Millennia?
1 millennia =1000 year 9 millennia =9000 yrs
1 millennia =1000 year 8 millennia =8000 yrs
1 millennia =1000 year 6 millennia =6000 yrs
1 millennia =1000 year 2 millennia =2000 yrs