31.6% is the change from 519 to 683
Calculation steps:
[( 683 - 519 ) ÷ 519] x 100 = 31.6%
Formula
Percentage change = [(683 - 519) / 519] x 100
Subtract the new number by the original number
683 - 519 = 164
164 ÷ 519 = 0.3159922928709056
0.3159922928709056 x 100 = 31.6%