69.97% is the change from 323 to 549
Calculation steps:
[( 549 - 323 ) ÷ 323] x 100 = 69.97%
Formula
Percentage change = [(549 - 323) / 323] x 100
Subtract the new number by the original number
549 - 323 = 226
226 ÷ 323 = 0.6996904024767802
0.6996904024767802 x 100 = 69.97%