-53.43% is the change from 423 to 197
Calculation steps:
[( 197 - 423 ) ÷ 423] x 100 = -53.43%
Formula
Percentage change = [(197 - 423) / 423] x 100
Subtract the new number by the original number
197 - 423 = -226
-226 ÷ 423 = -0.5342789598108747
-0.5342789598108747 x 100 = -53.43%