342.33% is the change from 163 to 721
Calculation steps:
[( 721 - 163 ) ÷ 163] x 100 = 342.33%
Formula
Percentage change = [(721 - 163) / 163] x 100
Subtract the new number by the original number
721 - 163 = 558
558 ÷ 163 = 3.423312883435583
3.423312883435583 x 100 = 342.33%