52.99% is the change from 551 to 843
Calculation steps:
[( 843 - 551 ) ÷ 551] x 100 = 52.99%
Formula
Percentage change = [(843 - 551) / 551] x 100
Subtract the new number by the original number
843 - 551 = 292
292 ÷ 551 = 0.52994555353902
0.52994555353902 x 100 = 52.99%