31.53% is the change from 555 to 730
Calculation steps:
[( 730 - 555 ) ÷ 555] x 100 = 31.53%
Formula
Percentage change = [(730 - 555) / 555] x 100
Subtract the new number by the original number
730 - 555 = 175
175 ÷ 555 = 0.3153153153153153
0.3153153153153153 x 100 = 31.53%