88.6% is the change from 307 to 579
Calculation steps:
[( 579 - 307 ) ÷ 307] x 100 = 88.6%
Formula
Percentage change = [(579 - 307) / 307] x 100
Subtract the new number by the original number
579 - 307 = 272
272 ÷ 307 = 0.8859934853420195
0.8859934853420195 x 100 = 88.6%