-56.58% is the change from 456 to 198
Calculation steps:
[( 198 - 456 ) ÷ 456] x 100 = -56.58%
Formula
Percentage change = [(198 - 456) / 456] x 100
Subtract the new number by the original number
198 - 456 = -258
-258 ÷ 456 = -0.5657894736842105
-0.5657894736842105 x 100 = -56.58%