304.27% is the change from 164 to 663
Calculation steps:
[( 663 - 164 ) ÷ 164] x 100 = 304.27%
Formula
Percentage change = [(663 - 164) / 164] x 100
Subtract the new number by the original number
663 - 164 = 499
499 ÷ 164 = 3.042682926829268
3.042682926829268 x 100 = 304.27%