313.13% is the change from 198 to 818
Calculation steps:
[( 818 - 198 ) ÷ 198] x 100 = 313.13%
Formula
Percentage change = [(818 - 198) / 198] x 100
Subtract the new number by the original number
818 - 198 = 620
620 ÷ 198 = 3.1313131313131315
3.1313131313131315 x 100 = 313.13%