-17.72% is the change from 254 to 209
Calculation steps:
[( 209 - 254 ) ÷ 254] x 100 = -17.72%
Formula
Percentage change = [(209 - 254) / 254] x 100
Subtract the new number by the original number
209 - 254 = -45
-45 ÷ 254 = -0.17716535433070865
-0.17716535433070865 x 100 = -17.72%