321.65% is the change from 194 to 818
Calculation steps:
[( 818 - 194 ) ÷ 194] x 100 = 321.65%
Formula
Percentage change = [(818 - 194) / 194] x 100
Subtract the new number by the original number
818 - 194 = 624
624 ÷ 194 = 3.216494845360825
3.216494845360825 x 100 = 321.65%