41.77% is the change from 249 to 353
Calculation steps:
[( 353 - 249 ) ÷ 249] x 100 = 41.77%
Formula
Percentage change = [(353 - 249) / 249] x 100
Subtract the new number by the original number
353 - 249 = 104
104 ÷ 249 = 0.41767068273092367
0.41767068273092367 x 100 = 41.77%