421.71% is the change from 129 to 673
Calculation steps:
[( 673 - 129 ) ÷ 129] x 100 = 421.71%
Formula
Percentage change = [(673 - 129) / 129] x 100
Subtract the new number by the original number
673 - 129 = 544
544 ÷ 129 = 4.217054263565892
4.217054263565892 x 100 = 421.71%