75.41% is the change from 305 to 535
Calculation steps:
[( 535 - 305 ) ÷ 305] x 100 = 75.41%
Formula
Percentage change = [(535 - 305) / 305] x 100
Subtract the new number by the original number
535 - 305 = 230
230 ÷ 305 = 0.7540983606557377
0.7540983606557377 x 100 = 75.41%