99.63% is the change from 268 to 535
Calculation steps:
[( 535 - 268 ) ÷ 268] x 100 = 99.63%
Formula
Percentage change = [(535 - 268) / 268] x 100
Subtract the new number by the original number
535 - 268 = 267
267 ÷ 268 = 0.996268656716418
0.996268656716418 x 100 = 99.63%