-78.72% is the change from 94 to 20
Calculation steps:
[( 20 - 94 ) ÷ 94] x 100 = -78.72%
Formula
Percentage change = [(20 - 94) / 94] x 100
Subtract the new number by the original number
20 - 94 = -74
-74 ÷ 94 = -0.7872340425531915
-0.7872340425531915 x 100 = -78.72%