-97.93% is the change from 968 to 20
Calculation steps:
[( 20 - 968 ) ÷ 968] x 100 = -97.93%
Formula
Percentage change = [(20 - 968) / 968] x 100
Subtract the new number by the original number
20 - 968 = -948
-948 ÷ 968 = -0.9793388429752066
-0.9793388429752066 x 100 = -97.93%