8.48% is the change from 507 to 550
Calculation steps:
[( 550 - 507 ) ÷ 507] x 100 = 8.48%
Formula
Percentage change = [(550 - 507) / 507] x 100
Subtract the new number by the original number
550 - 507 = 43
43 ÷ 507 = 0.08481262327416174
0.08481262327416174 x 100 = 8.48%
Example