-28.32% is the change from 671 to 481
Calculation steps:
[( 481 - 671 ) ÷ 671] x 100 = -28.32%
Formula
Percentage change = [(481 - 671) / 671] x 100
Subtract the new number by the original number
481 - 671 = -190
-190 ÷ 671 = -0.28315946348733234
-0.28315946348733234 x 100 = -28.32%