12
1 year = 12 months 1 decade = 10 years = 10*12 = 120 months 10 decades = 10*120 = 1200 months
1 decade = 10 years 10 decades = 100 years Today is 2010. 10 decades ago, it was 1910 .
1946.
350 day is 1 year 50days.
7 decades which is 70 years
There are 12 decades in a 120 year period.
Ten
0.1
12
77 decades and 1 year 77.1 x 10 = 771
30 years
20
A decade is 10 years. 2012 is one year. There are no decades in a single year. The years 2002 - 2012 represents a decade.
3 decades = 3 x 10 = 30 years
1820
well a decade is 10 year so 2 decades will be 20 years