304.78% is the change from 209 to 846
Calculation steps:
[( 846 - 209 ) ÷ 209] x 100 = 304.78%
Formula
Percentage change = [(846 - 209) / 209] x 100
Subtract the new number by the original number
846 - 209 = 637
637 ÷ 209 = 3.047846889952153
3.047846889952153 x 100 = 304.78%