-96.85% is the change from 603 to 19
Calculation steps:
[( 19 - 603 ) ÷ 603] x 100 = -96.85%
Formula
Percentage change = [(19 - 603) / 603] x 100
Subtract the new number by the original number
19 - 603 = -584
-584 ÷ 603 = -0.9684908789386402
-0.9684908789386402 x 100 = -96.85%