-31.54% is the change from 482 to 330
Calculation steps:
[( 330 - 482 ) ÷ 482] x 100 = -31.54%
Formula
Percentage change = [(330 - 482) / 482] x 100
Subtract the new number by the original number
330 - 482 = -152
-152 ÷ 482 = -0.3153526970954357
-0.3153526970954357 x 100 = -31.54%