89.18% is the change from 268 to 507
Calculation steps:
[( 507 - 268 ) ÷ 268] x 100 = 89.18%
Formula
Percentage change = [(507 - 268) / 268] x 100
Subtract the new number by the original number
507 - 268 = 239
239 ÷ 268 = 0.8917910447761194
0.8917910447761194 x 100 = 89.18%