-83.3% is the change from 976 to 163
Calculation steps:
[( 163 - 976 ) ÷ 976] x 100 = -83.3%
Formula
Percentage change = [(163 - 976) / 976] x 100
Subtract the new number by the original number
163 - 976 = -813
-813 ÷ 976 = -0.8329918032786885
-0.8329918032786885 x 100 = -83.3%