339.63% is the change from 164 to 721
Calculation steps:
[( 721 - 164 ) ÷ 164] x 100 = 339.63%
Formula
Percentage change = [(721 - 164) / 164] x 100
Subtract the new number by the original number
721 - 164 = 557
557 ÷ 164 = 3.3963414634146343
3.3963414634146343 x 100 = 339.63%