298.8% is the change from 167 to 666
Calculation steps:
[( 666 - 167 ) ÷ 167] x 100 = 298.8%
Formula
Percentage change = [(666 - 167) / 167] x 100
Subtract the new number by the original number
666 - 167 = 499
499 ÷ 167 = 2.9880239520958085
2.9880239520958085 x 100 = 298.8%