-40.22% is the change from 721 to 431
Calculation steps:
[( 431 - 721 ) ÷ 721] x 100 = -40.22%
Formula
Percentage change = [(431 - 721) / 721] x 100
Subtract the new number by the original number
431 - 721 = -290
-290 ÷ 721 = -0.40221914008321774
-0.40221914008321774 x 100 = -40.22%