-0.59% is the change from 338 to 336
Calculation steps:
[( 336 - 338 ) ÷ 338] x 100 = -0.59%
Formula
Percentage change = [(336 - 338) / 338] x 100
Subtract the new number by the original number
336 - 338 = -2
-2 ÷ 338 = -0.005917159763313609
-0.005917159763313609 x 100 = -0.59%