49.63% is the change from 538 to 805
Calculation steps:
[( 805 - 538 ) ÷ 538] x 100 = 49.63%
Formula
Percentage change = [(805 - 538) / 538] x 100
Subtract the new number by the original number
805 - 538 = 267
267 ÷ 538 = 0.4962825278810409
0.4962825278810409 x 100 = 49.63%