-28.91% is the change from 678 to 482
Calculation steps:
[( 482 - 678 ) ÷ 678] x 100 = -28.91%
Formula
Percentage change = [(482 - 678) / 678] x 100
Subtract the new number by the original number
482 - 678 = -196
-196 ÷ 678 = -0.2890855457227139
-0.2890855457227139 x 100 = -28.91%