255.02% is the change from 209 to 742
Calculation steps:
[( 742 - 209 ) ÷ 209] x 100 = 255.02%
Formula
Percentage change = [(742 - 209) / 209] x 100
Subtract the new number by the original number
742 - 209 = 533
533 ÷ 209 = 2.550239234449761
2.550239234449761 x 100 = 255.02%