-76.01% is the change from 817 to 196
Calculation steps:
[( 196 - 817 ) ÷ 817] x 100 = -76.01%
Formula
Percentage change = [(196 - 817) / 817] x 100
Subtract the new number by the original number
196 - 817 = -621
-621 ÷ 817 = -0.7600979192166463
-0.7600979192166463 x 100 = -76.01%