-96.37% is the change from 524 to 19
Calculation steps:
[( 19 - 524 ) ÷ 524] x 100 = -96.37%
Formula
Percentage change = [(19 - 524) / 524] x 100
Subtract the new number by the original number
19 - 524 = -505
-505 ÷ 524 = -0.9637404580152672
-0.9637404580152672 x 100 = -96.37%