-66.95% is the change from 596 to 197
Calculation steps:
[( 197 - 596 ) ÷ 596] x 100 = -66.95%
Formula
Percentage change = [(197 - 596) / 596] x 100
Subtract the new number by the original number
197 - 596 = -399
-399 ÷ 596 = -0.6694630872483222
-0.6694630872483222 x 100 = -66.95%