-13.57% is the change from 597 to 516
Calculation steps:
[( 516 - 597 ) ÷ 597] x 100 = -13.57%
Formula
Percentage change = [(516 - 597) / 597] x 100
Subtract the new number by the original number
516 - 597 = -81
-81 ÷ 597 = -0.135678391959799
-0.135678391959799 x 100 = -13.57%