73.68% is the change from 551 to 957
Calculation steps:
[( 957 - 551 ) ÷ 551] x 100 = 73.68%
Formula
Percentage change = [(957 - 551) / 551] x 100
Subtract the new number by the original number
957 - 551 = 406
406 ÷ 551 = 0.7368421052631579
0.7368421052631579 x 100 = 73.68%