585% is the change from 40 to 274
Calculation steps:
[( 274 - 40 ) ÷ 40] x 100 = 585%
Formula
Percentage change = [(274 - 40) / 40] x 100
Subtract the new number by the original number
274 - 40 = 234
234 ÷ 40 = 5.85
5.85 x 100 = 585%
Example