29.81% is the change from 624 to 810
Calculation steps:
[( 810 - 624 ) ÷ 624] x 100 = 29.81%
Formula
Percentage change = [(810 - 624) / 624] x 100
Subtract the new number by the original number
810 - 624 = 186
186 ÷ 624 = 0.2980769230769231
0.2980769230769231 x 100 = 29.81%