34.13% is the change from 501 to 672
Calculation steps:
[( 672 - 501 ) ÷ 501] x 100 = 34.13%
Formula
Percentage change = [(672 - 501) / 501] x 100
Subtract the new number by the original number
672 - 501 = 171
171 ÷ 501 = 0.3413173652694611
0.3413173652694611 x 100 = 34.13%