-84.74% is the change from 485 to 74
Calculation steps:
[( 74 - 485 ) ÷ 485] x 100 = -84.74%
Formula
Percentage change = [(74 - 485) / 485] x 100
Subtract the new number by the original number
74 - 485 = -411
-411 ÷ 485 = -0.8474226804123711
-0.8474226804123711 x 100 = -84.74%