36.81% is the change from 470 to 643
Calculation steps:
[( 643 - 470 ) ÷ 470] x 100 = 36.81%
Formula
Percentage change = [(643 - 470) / 470] x 100
Subtract the new number by the original number
643 - 470 = 173
173 ÷ 470 = 0.3680851063829787
0.3680851063829787 x 100 = 36.81%