-9.24% is the change from 249 to 226
Calculation steps:
[( 226 - 249 ) ÷ 249] x 100 = -9.24%
Formula
Percentage change = [(226 - 249) / 249] x 100
Subtract the new number by the original number
226 - 249 = -23
-23 ÷ 249 = -0.09236947791164658
-0.09236947791164658 x 100 = -9.24%