23.7% is the change from 405 to 501
Calculation steps:
[( 501 - 405 ) ÷ 405] x 100 = 23.7%
Formula
Percentage change = [(501 - 405) / 405] x 100
Subtract the new number by the original number
501 - 405 = 96
96 ÷ 405 = 0.23703703703703705
0.23703703703703705 x 100 = 23.7%