45.19% is the change from 551 to 800
Calculation steps:
[( 800 - 551 ) ÷ 551] x 100 = 45.19%
Formula
Percentage change = [(800 - 551) / 551] x 100
Subtract the new number by the original number
800 - 551 = 249
249 ÷ 551 = 0.4519056261343013
0.4519056261343013 x 100 = 45.19%