50.2% is the change from 249 to 374
Calculation steps:
[( 374 - 249 ) ÷ 249] x 100 = 50.2%
Formula
Percentage change = [(374 - 249) / 249] x 100
Subtract the new number by the original number
374 - 249 = 125
125 ÷ 249 = 0.5020080321285141
0.5020080321285141 x 100 = 50.2%