-85.06% is the change from 877 to 131
Calculation steps:
[( 131 - 877 ) ÷ 877] x 100 = -85.06%
Formula
Percentage change = [(131 - 877) / 877] x 100
Subtract the new number by the original number
131 - 877 = -746
-746 ÷ 877 = -0.8506271379703535
-0.8506271379703535 x 100 = -85.06%