1455% is the change from 40 to 622
Calculation steps:
[( 622 - 40 ) ÷ 40] x 100 = 1455%
Formula
Percentage change = [(622 - 40) / 40] x 100
Subtract the new number by the original number
622 - 40 = 582
582 ÷ 40 = 14.55
14.55 x 100 = 1455%
Example