-48.87% is the change from 397 to 203
Calculation steps:
[( 203 - 397 ) ÷ 397] x 100 = -48.87%
Formula
Percentage change = [(203 - 397) / 397] x 100
Subtract the new number by the original number
203 - 397 = -194
-194 ÷ 397 = -0.48866498740554154
-0.48866498740554154 x 100 = -48.87%