339.23% is the change from 209 to 918
Calculation steps:
[( 918 - 209 ) ÷ 209] x 100 = 339.23%
Formula
Percentage change = [(918 - 209) / 209] x 100
Subtract the new number by the original number
918 - 209 = 709
709 ÷ 209 = 3.3923444976076556
3.3923444976076556 x 100 = 339.23%