-80.86% is the change from 418 to 80
Calculation steps:
[( 80 - 418 ) ÷ 418] x 100 = -80.86%
Formula
Percentage change = [(80 - 418) / 418] x 100
Subtract the new number by the original number
80 - 418 = -338
-338 ÷ 418 = -0.8086124401913876
-0.8086124401913876 x 100 = -80.86%