-82.39% is the change from 284 to 50
Calculation steps:
[( 50 - 284 ) ÷ 284] x 100 = -82.39%
Formula
Percentage change = [(50 - 284) / 284] x 100
Subtract the new number by the original number
50 - 284 = -234
-234 ÷ 284 = -0.823943661971831
-0.823943661971831 x 100 = -82.39%