300.5% is the change from 199 to 797
Calculation steps:
[( 797 - 199 ) ÷ 199] x 100 = 300.5%
Formula
Percentage change = [(797 - 199) / 199] x 100
Subtract the new number by the original number
797 - 199 = 598
598 ÷ 199 = 3.0050251256281406
3.0050251256281406 x 100 = 300.5%