-74.85% is the change from 338 to 85
Calculation steps:
[( 85 - 338 ) ÷ 338] x 100 = -74.85%
Formula
Percentage change = [(85 - 338) / 338] x 100
Subtract the new number by the original number
85 - 338 = -253
-253 ÷ 338 = -0.7485207100591716
-0.7485207100591716 x 100 = -74.85%