-94.25% is the change from 869 to 50
Calculation steps:
[( 50 - 869 ) ÷ 869] x 100 = -94.25%
Formula
Percentage change = [(50 - 869) / 869] x 100
Subtract the new number by the original number
50 - 869 = -819
-819 ÷ 869 = -0.9424626006904487
-0.9424626006904487 x 100 = -94.25%