-30.54% is the change from 478 to 332
Calculation steps:
[( 332 - 478 ) ÷ 478] x 100 = -30.54%
Formula
Percentage change = [(332 - 478) / 478] x 100
Subtract the new number by the original number
332 - 478 = -146
-146 ÷ 478 = -0.3054393305439331
-0.3054393305439331 x 100 = -30.54%