-19.5% is the change from 482 to 388
Calculation steps:
[( 388 - 482 ) ÷ 482] x 100 = -19.5%
Formula
Percentage change = [(388 - 482) / 482] x 100
Subtract the new number by the original number
388 - 482 = -94
-94 ÷ 482 = -0.1950207468879668
-0.1950207468879668 x 100 = -19.5%