9.8% is the change from 551 to 605
Calculation steps:
[( 605 - 551 ) ÷ 551] x 100 = 9.8%
Formula
Percentage change = [(605 - 551) / 551] x 100
Subtract the new number by the original number
605 - 551 = 54
54 ÷ 551 = 0.09800362976406533
0.09800362976406533 x 100 = 9.8%