-85.48% is the change from 957 to 139
Calculation steps:
[( 139 - 957 ) ÷ 957] x 100 = -85.48%
Formula
Percentage change = [(139 - 957) / 957] x 100
Subtract the new number by the original number
139 - 957 = -818
-818 ÷ 957 = -0.8547544409613375
-0.8547544409613375 x 100 = -85.48%