-14.63% is the change from 581 to 496
Calculation steps:
[( 496 - 581 ) ÷ 581] x 100 = -14.63%
Formula
Percentage change = [(496 - 581) / 581] x 100
Subtract the new number by the original number
496 - 581 = -85
-85 ÷ 581 = -0.14629948364888123
-0.14629948364888123 x 100 = -14.63%