29.34% is the change from 501 to 648
Calculation steps:
[( 648 - 501 ) ÷ 501] x 100 = 29.34%
Formula
Percentage change = [(648 - 501) / 501] x 100
Subtract the new number by the original number
648 - 501 = 147
147 ÷ 501 = 0.2934131736526946
0.2934131736526946 x 100 = 29.34%