-29.12% is the change from 680 to 482
Calculation steps:
[( 482 - 680 ) ÷ 680] x 100 = -29.12%
Formula
Percentage change = [(482 - 680) / 680] x 100
Subtract the new number by the original number
482 - 680 = -198
-198 ÷ 680 = -0.2911764705882353
-0.2911764705882353 x 100 = -29.12%