-79.1% is the change from 603 to 126
Calculation steps:
[( 126 - 603 ) ÷ 603] x 100 = -79.1%
Formula
Percentage change = [(126 - 603) / 603] x 100
Subtract the new number by the original number
126 - 603 = -477
-477 ÷ 603 = -0.7910447761194029
-0.7910447761194029 x 100 = -79.1%