77.71% is the change from 323 to 574
Calculation steps:
[( 574 - 323 ) ÷ 323] x 100 = 77.71%
Formula
Percentage change = [(574 - 323) / 323] x 100
Subtract the new number by the original number
574 - 323 = 251
251 ÷ 323 = 0.7770897832817337
0.7770897832817337 x 100 = 77.71%