-24.56% is the change from 688 to 519
Calculation steps:
[( 519 - 688 ) ÷ 688] x 100 = -24.56%
Formula
Percentage change = [(519 - 688) / 688] x 100
Subtract the new number by the original number
519 - 688 = -169
-169 ÷ 688 = -0.24563953488372092
-0.24563953488372092 x 100 = -24.56%