-56.8% is the change from 456 to 197
Calculation steps:
[( 197 - 456 ) ÷ 456] x 100 = -56.8%
Formula
Percentage change = [(197 - 456) / 456] x 100
Subtract the new number by the original number
197 - 456 = -259
-259 ÷ 456 = -0.5679824561403509
-0.5679824561403509 x 100 = -56.8%