-86.36% is the change from 931 to 127
Calculation steps:
[( 127 - 931 ) ÷ 931] x 100 = -86.36%
Formula
Percentage change = [(127 - 931) / 931] x 100
Subtract the new number by the original number
127 - 931 = -804
-804 ÷ 931 = -0.8635875402792696
-0.8635875402792696 x 100 = -86.36%