319.49% is the change from 195 to 818
Calculation steps:
[( 818 - 195 ) ÷ 195] x 100 = 319.49%
Formula
Percentage change = [(818 - 195) / 195] x 100
Subtract the new number by the original number
818 - 195 = 623
623 ÷ 195 = 3.194871794871795
3.194871794871795 x 100 = 319.49%