Plato was born in '‘ and died in ’'. How long did he live?
Step:Finding the number of year's plato lived.
He was born in ( is denoted by a ‘’ sign and is denoted by a ‘’ sign)
He died in
For finding how long he lived, we shall subtract his birth year from his death year
(In subtraction, we add the additive inverse of the number to be subtracted)
Therefore, Pluto lived for