-16.61% is the change from 596 to 497
Calculation steps:
[( 497 - 596 ) ÷ 596] x 100 = -16.61%
Formula
Percentage change = [(497 - 596) / 596] x 100
Subtract the new number by the original number
497 - 596 = -99
-99 ÷ 596 = -0.16610738255033558
-0.16610738255033558 x 100 = -16.61%