-71.86% is the change from 597 to 168
Calculation steps:
[( 168 - 597 ) ÷ 597] x 100 = -71.86%
Formula
Percentage change = [(168 - 597) / 597] x 100
Subtract the new number by the original number
168 - 597 = -429
-429 ÷ 597 = -0.7185929648241206
-0.7185929648241206 x 100 = -71.86%