-86.08% is the change from 891 to 124
Calculation steps:
[( 124 - 891 ) ÷ 891] x 100 = -86.08%
Formula
Percentage change = [(124 - 891) / 891] x 100
Subtract the new number by the original number
124 - 891 = -767
-767 ÷ 891 = -0.8608305274971941
-0.8608305274971941 x 100 = -86.08%