298.8% is the change from 166 to 662
Calculation steps:
[( 662 - 166 ) ÷ 166] x 100 = 298.8%
Formula
Percentage change = [(662 - 166) / 166] x 100
Subtract the new number by the original number
662 - 166 = 496
496 ÷ 166 = 2.9879518072289155
2.9879518072289155 x 100 = 298.8%