score = 20
century = 100 years
20 + (2 × 100) = 220
220 years
A score of years is 20 years. A century is 100 years.
520
1,000 decades
34 centuries
300 years is three centuries. 100 years is one century.
One century is 0 years, so 700 years are 7 centuries.
20 years
There are 100 years in one century, so there are 24,500 years in 245 centuries.
One score is 20 years, which means that 4 scores are 80 years.
1000 years. One century is 100 years.
There are 10,000 centuries in one million years, as a century is defined as 100 years. To calculate this, you divide one million by 100. Therefore, 1,000,000 years divided by 100 years per century equals 10,000 centuries.
There are 100 years in one century. Therefore, 475 years is equal to 475/100 = 4.75 centuries.