324.12% is the change from 199 to 844
Calculation steps:
[( 844 - 199 ) ÷ 199] x 100 = 324.12%
Formula
Percentage change = [(844 - 199) / 199] x 100
Subtract the new number by the original number
844 - 199 = 645
645 ÷ 199 = 3.241206030150754
3.241206030150754 x 100 = 324.12%