49.26% is the change from 538 to 803
Calculation steps:
[( 803 - 538 ) ÷ 538] x 100 = 49.26%
Formula
Percentage change = [(803 - 538) / 538] x 100
Subtract the new number by the original number
803 - 538 = 265
265 ÷ 538 = 0.49256505576208176
0.49256505576208176 x 100 = 49.26%