-24.37% is the change from 636 to 481
Calculation steps:
[( 481 - 636 ) ÷ 636] x 100 = -24.37%
Formula
Percentage change = [(481 - 636) / 636] x 100
Subtract the new number by the original number
481 - 636 = -155
-155 ÷ 636 = -0.24371069182389937
-0.24371069182389937 x 100 = -24.37%