-15.88% is the change from 869 to 731
Calculation steps:
[( 731 - 869 ) ÷ 869] x 100 = -15.88%
Formula
Percentage change = [(731 - 869) / 869] x 100
Subtract the new number by the original number
731 - 869 = -138
-138 ÷ 869 = -0.15880322209436135
-0.15880322209436135 x 100 = -15.88%