138.94% is the change from 208 to 497
Calculation steps:
[( 497 - 208 ) ÷ 208] x 100 = 138.94%
Formula
Percentage change = [(497 - 208) / 208] x 100
Subtract the new number by the original number
497 - 208 = 289
289 ÷ 208 = 1.3894230769230769
1.3894230769230769 x 100 = 138.94%