308.4% is the change from 131 to 535
Calculation steps:
[( 535 - 131 ) ÷ 131] x 100 = 308.4%
Formula
Percentage change = [(535 - 131) / 131] x 100
Subtract the new number by the original number
535 - 131 = 404
404 ÷ 131 = 3.0839694656488548
3.0839694656488548 x 100 = 308.4%