-54.13% is the change from 957 to 439
Calculation steps:
[( 439 - 957 ) ÷ 957] x 100 = -54.13%
Formula
Percentage change = [(439 - 957) / 957] x 100
Subtract the new number by the original number
439 - 957 = -518
-518 ÷ 957 = -0.5412748171368861
-0.5412748171368861 x 100 = -54.13%