64.07% is the change from 551 to 904
Calculation steps:
[( 904 - 551 ) ÷ 551] x 100 = 64.07%
Formula
Percentage change = [(904 - 551) / 551] x 100
Subtract the new number by the original number
904 - 551 = 353
353 ÷ 551 = 0.6406533575317604
0.6406533575317604 x 100 = 64.07%