102.41% is the change from 249 to 504
Calculation steps:
[( 504 - 249 ) ÷ 249] x 100 = 102.41%
Formula
Percentage change = [(504 - 249) / 249] x 100
Subtract the new number by the original number
504 - 249 = 255
255 ÷ 249 = 1.0240963855421688
1.0240963855421688 x 100 = 102.41%