-96.3% is the change from 514 to 19
Calculation steps:
[( 19 - 514 ) ÷ 514] x 100 = -96.3%
Formula
Percentage change = [(19 - 514) / 514] x 100
Subtract the new number by the original number
19 - 514 = -495
-495 ÷ 514 = -0.9630350194552529
-0.9630350194552529 x 100 = -96.3%