70 years
1 decade = 10 years
There are 70 decades in 7 centuries. This is because each century consists of 10 decades, so when you multiply 7 centuries by 10 decades, you get a total of 70 decades.
70 decades
A decade is ten years, so 7 decades in 70 years.
Nope - four score and seven years is 87. Which is eight decades.
A decade is a period of 10 years. Therefore, 7 decades would be equal to 70 years. This is because you would multiply the number of decades (7) by the number of years in a decade (10) to get the total number of years (7 x 10 = 70).
There are 70 decades in 7 centuries. This is because each century consists of 10 decades, so when you multiply 7 centuries by 10 decades, you get a total of 70 decades.
70 decades
About 793 years
7 decades which is 70 years
70 years century=100 years decade= 10 years
A decade is ten years, so 7 decades in 70 years.
it is 2000000
Nope - four score and seven years is 87. Which is eight decades.
300
A decade is 10 years so 6 decades is 60 years
20 decades = 2 centuries or 20*10 = 200 years
A decade is a period of 10 years. Therefore, 7 decades would be equal to 70 years. This is because you would multiply the number of decades (7) by the number of years in a decade (10) to get the total number of years (7 x 10 = 70).