-97.95% is the change from 976 to 20
Calculation steps:
[( 20 - 976 ) ÷ 976] x 100 = -97.95%
Formula
Percentage change = [(20 - 976) / 976] x 100
Subtract the new number by the original number
20 - 976 = -956
-956 ÷ 976 = -0.9795081967213115
-0.9795081967213115 x 100 = -97.95%