-99.32% is the change from 439 to 3
Calculation steps:
[( 3 - 439 ) ÷ 439] x 100 = -99.32%
Formula
Percentage change = [(3 - 439) / 439] x 100
Subtract the new number by the original number
3 - 439 = -436
-436 ÷ 439 = -0.9931662870159453
-0.9931662870159453 x 100 = -99.32%