-16.37% is the change from 721 to 603
Calculation steps:
[( 603 - 721 ) ÷ 721] x 100 = -16.37%
Formula
Percentage change = [(603 - 721) / 721] x 100
Subtract the new number by the original number
603 - 721 = -118
-118 ÷ 721 = -0.1636615811373093
-0.1636615811373093 x 100 = -16.37%