10.22% is the change from 499 to 550
Calculation steps:
[( 550 - 499 ) ÷ 499] x 100 = 10.22%
Formula
Percentage change = [(550 - 499) / 499] x 100
Subtract the new number by the original number
550 - 499 = 51
51 ÷ 499 = 0.10220440881763528
0.10220440881763528 x 100 = 10.22%