-6.49% is the change from 555 to 519
Calculation steps:
[( 519 - 555 ) ÷ 555] x 100 = -6.49%
Formula
Percentage change = [(519 - 555) / 555] x 100
Subtract the new number by the original number
519 - 555 = -36
-36 ÷ 555 = -0.06486486486486487
-0.06486486486486487 x 100 = -6.49%