-2.03% is the change from 197 to 193
Calculation steps:
[( 193 - 197 ) ÷ 197] x 100 = -2.03%
Formula
Percentage change = [(193 - 197) / 197] x 100
Subtract the new number by the original number
193 - 197 = -4
-4 ÷ 197 = -0.02030456852791878
-0.02030456852791878 x 100 = -2.03%