248.8% is the change from 166 to 579
Calculation steps:
[( 579 - 166 ) ÷ 166] x 100 = 248.8%
Formula
Percentage change = [(579 - 166) / 166] x 100
Subtract the new number by the original number
579 - 166 = 413
413 ÷ 166 = 2.4879518072289155
2.4879518072289155 x 100 = 248.8%