-86.23% is the change from 937 to 129
Calculation steps:
[( 129 - 937 ) ÷ 937] x 100 = -86.23%
Formula
Percentage change = [(129 - 937) / 937] x 100
Subtract the new number by the original number
129 - 937 = -808
-808 ÷ 937 = -0.8623265741728922
-0.8623265741728922 x 100 = -86.23%