25.09% is the change from 538 to 673
Calculation steps:
[( 673 - 538 ) ÷ 538] x 100 = 25.09%
Formula
Percentage change = [(673 - 538) / 538] x 100
Subtract the new number by the original number
673 - 538 = 135
135 ÷ 538 = 0.25092936802973975
0.25092936802973975 x 100 = 25.09%