-16.32% is the change from 619 to 518
Calculation steps:
[( 518 - 619 ) ÷ 619] x 100 = -16.32%
Formula
Percentage change = [(518 - 619) / 619] x 100
Subtract the new number by the original number
518 - 619 = -101
-101 ÷ 619 = -0.1631663974151858
-0.1631663974151858 x 100 = -16.32%