29.95% is the change from 424 to 551
Calculation steps:
[( 551 - 424 ) ÷ 424] x 100 = 29.95%
Formula
Percentage change = [(551 - 424) / 424] x 100
Subtract the new number by the original number
551 - 424 = 127
127 ÷ 424 = 0.29952830188679247
0.29952830188679247 x 100 = 29.95%