102.07% is the change from 338 to 683
Calculation steps:
[( 683 - 338 ) ÷ 338] x 100 = 102.07%
Formula
Percentage change = [(683 - 338) / 338] x 100
Subtract the new number by the original number
683 - 338 = 345
345 ÷ 338 = 1.0207100591715976
1.0207100591715976 x 100 = 102.07%