-18.93% is the change from 243 to 197
Calculation steps:
[( 197 - 243 ) ÷ 243] x 100 = -18.93%
Formula
Percentage change = [(197 - 243) / 243] x 100
Subtract the new number by the original number
197 - 243 = -46
-46 ÷ 243 = -0.18930041152263374
-0.18930041152263374 x 100 = -18.93%