27.84% is the change from 431 to 551
Calculation steps:
[( 551 - 431 ) ÷ 431] x 100 = 27.84%
Formula
Percentage change = [(551 - 431) / 431] x 100
Subtract the new number by the original number
551 - 431 = 120
120 ÷ 431 = 0.27842227378190254
0.27842227378190254 x 100 = 27.84%