-86.79% is the change from 439 to 58
Calculation steps:
[( 58 - 439 ) ÷ 439] x 100 = -86.79%
Formula
Percentage change = [(58 - 439) / 439] x 100
Subtract the new number by the original number
58 - 439 = -381
-381 ÷ 439 = -0.8678815489749431
-0.8678815489749431 x 100 = -86.79%