-71.31% is the change from 603 to 173
Calculation steps:
[( 173 - 603 ) ÷ 603] x 100 = -71.31%
Formula
Percentage change = [(173 - 603) / 603] x 100
Subtract the new number by the original number
173 - 603 = -430
-430 ÷ 603 = -0.7131011608623549
-0.7131011608623549 x 100 = -71.31%