-29.88% is the change from 482 to 338
Calculation steps:
[( 338 - 482 ) ÷ 482] x 100 = -29.88%
Formula
Percentage change = [(338 - 482) / 482] x 100
Subtract the new number by the original number
338 - 482 = -144
-144 ÷ 482 = -0.2987551867219917
-0.2987551867219917 x 100 = -29.88%