-17.26% is the change from 197 to 163
Calculation steps:
[( 163 - 197 ) ÷ 197] x 100 = -17.26%
Formula
Percentage change = [(163 - 197) / 197] x 100
Subtract the new number by the original number
163 - 197 = -34
-34 ÷ 197 = -0.17258883248730963
-0.17258883248730963 x 100 = -17.26%