-18.78% is the change from 197 to 160
Calculation steps:
[( 160 - 197 ) ÷ 197] x 100 = -18.78%
Formula
Percentage change = [(160 - 197) / 197] x 100
Subtract the new number by the original number
160 - 197 = -37
-37 ÷ 197 = -0.18781725888324874
-0.18781725888324874 x 100 = -18.78%