307.73% is the change from 207 to 844
Calculation steps:
[( 844 - 207 ) ÷ 207] x 100 = 307.73%
Formula
Percentage change = [(844 - 207) / 207] x 100
Subtract the new number by the original number
844 - 207 = 637
637 ÷ 207 = 3.077294685990338
3.077294685990338 x 100 = 307.73%