-96.19% is the change from 603 to 23
Calculation steps:
[( 23 - 603 ) ÷ 603] x 100 = -96.19%
Formula
Percentage change = [(23 - 603) / 603] x 100
Subtract the new number by the original number
23 - 603 = -580
-580 ÷ 603 = -0.9618573797678275
-0.9618573797678275 x 100 = -96.19%