-16.06% is the change from 249 to 209
Calculation steps:
[( 209 - 249 ) ÷ 249] x 100 = -16.06%
Formula
Percentage change = [(209 - 249) / 249] x 100
Subtract the new number by the original number
209 - 249 = -40
-40 ÷ 249 = -0.1606425702811245
-0.1606425702811245 x 100 = -16.06%