-83.2% is the change from 976 to 164
Calculation steps:
[( 164 - 976 ) ÷ 976] x 100 = -83.2%
Formula
Percentage change = [(164 - 976) / 976] x 100
Subtract the new number by the original number
164 - 976 = -812
-812 ÷ 976 = -0.8319672131147541
-0.8319672131147541 x 100 = -83.2%