-62.31% is the change from 520 to 196
Calculation steps:
[( 196 - 520 ) ÷ 520] x 100 = -62.31%
Formula
Percentage change = [(196 - 520) / 520] x 100
Subtract the new number by the original number
196 - 520 = -324
-324 ÷ 520 = -0.6230769230769231
-0.6230769230769231 x 100 = -62.31%