76.39% is the change from 305 to 538
Calculation steps:
[( 538 - 305 ) ÷ 305] x 100 = 76.39%
Formula
Percentage change = [(538 - 305) / 305] x 100
Subtract the new number by the original number
538 - 305 = 233
233 ÷ 305 = 0.7639344262295082
0.7639344262295082 x 100 = 76.39%