275.9% is the change from 166 to 624
Calculation steps:
[( 624 - 166 ) ÷ 166] x 100 = 275.9%
Formula
Percentage change = [(624 - 166) / 166] x 100
Subtract the new number by the original number
624 - 166 = 458
458 ÷ 166 = 2.7590361445783134
2.7590361445783134 x 100 = 275.9%