What's 2011 minus 40? Same answer.
1970 starting this year 2010
The mother of the modern environmental movement wrote Silent Spring
two decades or one score, as in "four score and seven years ago" = 87 years ago (4 x score [20] + 7)
1 decade = 10 years 10 decades = 100 years Today is 2010. 10 decades ago, it was 1910 .
Four Decades of Song was created in 1996.
No. A decade is ten years. Twenty years is two decades (or a "score" -- as in "Four score and seven years ago...").
Four score years, or eight decades.
Ah, isn't that a lovely thought! Four decades ago would be the year 1982. Just imagine all the happy little memories and moments from that time, like the joy of creating art and spreading kindness. Let's paint a picture of that peaceful year on our canvas of nostalgia.
At the time of answering this question (Saturday 14th December 2013), the year three decades ago was 1983.
1'465
The Price Is Right Decades - 2011 VG was released on: USA: 15 November 2011
From 2017, it was 1977.