-96.02% is the change from 477 to 19
Calculation steps:
[( 19 - 477 ) ÷ 477] x 100 = -96.02%
Formula
Percentage change = [(19 - 477) / 477] x 100
Subtract the new number by the original number
19 - 477 = -458
-458 ÷ 477 = -0.960167714884696
-0.960167714884696 x 100 = -96.02%