-76.41% is the change from 831 to 196
Calculation steps:
[( 196 - 831 ) ÷ 831] x 100 = -76.41%
Formula
Percentage change = [(196 - 831) / 831] x 100
Subtract the new number by the original number
196 - 831 = -635
-635 ÷ 831 = -0.7641395908543923
-0.7641395908543923 x 100 = -76.41%