117.7% is the change from 209 to 455
Calculation steps:
[( 455 - 209 ) ÷ 209] x 100 = 117.7%
Formula
Percentage change = [(455 - 209) / 209] x 100
Subtract the new number by the original number
455 - 209 = 246
246 ÷ 209 = 1.1770334928229664
1.1770334928229664 x 100 = 117.7%