-17.01% is the change from 976 to 810
Calculation steps:
[( 810 - 976 ) ÷ 976] x 100 = -17.01%
Formula
Percentage change = [(810 - 976) / 976] x 100
Subtract the new number by the original number
810 - 976 = -166
-166 ÷ 976 = -0.17008196721311475
-0.17008196721311475 x 100 = -17.01%