35.93% is the change from 501 to 681
Calculation steps:
[( 681 - 501 ) ÷ 501] x 100 = 35.93%
Formula
Percentage change = [(681 - 501) / 501] x 100
Subtract the new number by the original number
681 - 501 = 180
180 ÷ 501 = 0.3592814371257485
0.3592814371257485 x 100 = 35.93%