-93.89% is the change from 818 to 50
Calculation steps:
[( 50 - 818 ) ÷ 818] x 100 = -93.89%
Formula
Percentage change = [(50 - 818) / 818] x 100
Subtract the new number by the original number
50 - 818 = -768
-768 ÷ 818 = -0.9388753056234719
-0.9388753056234719 x 100 = -93.89%