230 years
230 years = 23 decades
as of 2011 it was 230 years ago
2232years ago (2014+218 = 2232)
While people might think it is 297 years, it is actually 296 years, because there was no year zero.
2238
Cleveland has erupted at least 22 times in the last 230 years.
230 meters = 251.53 yards
230....
230 yards = 0.130681818 miles
230 kilometers = 230,000 meters
230 has 2 significant figures.