302.88% is the change from 208 to 838
Calculation steps:
[( 838 - 208 ) ÷ 208] x 100 = 302.88%
Formula
Percentage change = [(838 - 208) / 208] x 100
Subtract the new number by the original number
838 - 208 = 630
630 ÷ 208 = 3.0288461538461537
3.0288461538461537 x 100 = 302.88%