306.22% is the change from 209 to 849
Calculation steps:
[( 849 - 209 ) ÷ 209] x 100 = 306.22%
Formula
Percentage change = [(849 - 209) / 209] x 100
Subtract the new number by the original number
849 - 209 = 640
640 ÷ 209 = 3.062200956937799
3.062200956937799 x 100 = 306.22%