-86.07% is the change from 890 to 124
Calculation steps:
[( 124 - 890 ) ÷ 890] x 100 = -86.07%
Formula
Percentage change = [(124 - 890) / 890] x 100
Subtract the new number by the original number
124 - 890 = -766
-766 ÷ 890 = -0.8606741573033708
-0.8606741573033708 x 100 = -86.07%