-67% is the change from 597 to 197
Calculation steps:
[( 197 - 597 ) ÷ 597] x 100 = -67%
Formula
Percentage change = [(197 - 597) / 597] x 100
Subtract the new number by the original number
197 - 597 = -400
-400 ÷ 597 = -0.6700167504187605
-0.6700167504187605 x 100 = -67%