46.91% is the change from 550 to 808
Calculation steps:
[( 808 - 550 ) ÷ 550] x 100 = 46.91%
Formula
Percentage change = [(808 - 550) / 550] x 100
Subtract the new number by the original number
808 - 550 = 258
258 ÷ 550 = 0.4690909090909091
0.4690909090909091 x 100 = 46.91%