-80.58% is the change from 103 to 20
Calculation steps:
[( 20 - 103 ) ÷ 103] x 100 = -80.58%
Formula
Percentage change = [(20 - 103) / 103] x 100
Subtract the new number by the original number
20 - 103 = -83
-83 ÷ 103 = -0.8058252427184466
-0.8058252427184466 x 100 = -80.58%