-85.88% is the change from 354 to 50
Calculation steps:
[( 50 - 354 ) ÷ 354] x 100 = -85.88%
Formula
Percentage change = [(50 - 354) / 354] x 100
Subtract the new number by the original number
50 - 354 = -304
-304 ÷ 354 = -0.8587570621468926
-0.8587570621468926 x 100 = -85.88%