144.23% is the change from 208 to 508
Calculation steps:
[( 508 - 208 ) ÷ 208] x 100 = 144.23%
Formula
Percentage change = [(508 - 208) / 208] x 100
Subtract the new number by the original number
508 - 208 = 300
300 ÷ 208 = 1.4423076923076923
1.4423076923076923 x 100 = 144.23%