31.22% is the change from 551 to 723
Calculation steps:
[( 723 - 551 ) ÷ 551] x 100 = 31.22%
Formula
Percentage change = [(723 - 551) / 551] x 100
Subtract the new number by the original number
723 - 551 = 172
172 ÷ 551 = 0.3121597096188748
0.3121597096188748 x 100 = 31.22%