-31.07% is the change from 869 to 599
Calculation steps:
[( 599 - 869 ) ÷ 869] x 100 = -31.07%
Formula
Percentage change = [(599 - 869) / 869] x 100
Subtract the new number by the original number
599 - 869 = -270
-270 ÷ 869 = -0.31070195627157654
-0.31070195627157654 x 100 = -31.07%