14.52% is the change from 551 to 631
Calculation steps:
[( 631 - 551 ) ÷ 551] x 100 = 14.52%
Formula
Percentage change = [(631 - 551) / 551] x 100
Subtract the new number by the original number
631 - 551 = 80
80 ÷ 551 = 0.14519056261343014
0.14519056261343014 x 100 = 14.52%