-84.79% is the change from 355 to 54
Calculation steps:
[( 54 - 355 ) ÷ 355] x 100 = -84.79%
Formula
Percentage change = [(54 - 355) / 355] x 100
Subtract the new number by the original number
54 - 355 = -301
-301 ÷ 355 = -0.847887323943662
-0.847887323943662 x 100 = -84.79%