-86.56% is the change from 975 to 131
Calculation steps:
[( 131 - 975 ) ÷ 975] x 100 = -86.56%
Formula
Percentage change = [(131 - 975) / 975] x 100
Subtract the new number by the original number
131 - 975 = -844
-844 ÷ 975 = -0.8656410256410256
-0.8656410256410256 x 100 = -86.56%