-96.07% is the change from 483 to 19
Calculation steps:
[( 19 - 483 ) ÷ 483] x 100 = -96.07%
Formula
Percentage change = [(19 - 483) / 483] x 100
Subtract the new number by the original number
19 - 483 = -464
-464 ÷ 483 = -0.9606625258799172
-0.9606625258799172 x 100 = -96.07%