40.13% is the change from 623 to 873
Calculation steps:
[( 873 - 623 ) ÷ 623] x 100 = 40.13%
Formula
Percentage change = [(873 - 623) / 623] x 100
Subtract the new number by the original number
873 - 623 = 250
250 ÷ 623 = 0.4012841091492777
0.4012841091492777 x 100 = 40.13%