-82.48% is the change from 976 to 171
Calculation steps:
[( 171 - 976 ) ÷ 976] x 100 = -82.48%
Formula
Percentage change = [(171 - 976) / 976] x 100
Subtract the new number by the original number
171 - 976 = -805
-805 ÷ 976 = -0.8247950819672131
-0.8247950819672131 x 100 = -82.48%