67.51% is the change from 551 to 923
Calculation steps:
[( 923 - 551 ) ÷ 551] x 100 = 67.51%
Formula
Percentage change = [(923 - 551) / 551] x 100
Subtract the new number by the original number
923 - 551 = 372
372 ÷ 551 = 0.6751361161524501
0.6751361161524501 x 100 = 67.51%