-2.81% is the change from 534 to 519
Calculation steps:
[( 519 - 534 ) ÷ 534] x 100 = -2.81%
Formula
Percentage change = [(519 - 534) / 534] x 100
Subtract the new number by the original number
519 - 534 = -15
-15 ÷ 534 = -0.028089887640449437
-0.028089887640449437 x 100 = -2.81%