312.69% is the change from 197 to 813
Calculation steps:
[( 813 - 197 ) ÷ 197] x 100 = 312.69%
Formula
Percentage change = [(813 - 197) / 197] x 100
Subtract the new number by the original number
813 - 197 = 616
616 ÷ 197 = 3.1269035532994924
3.1269035532994924 x 100 = 312.69%