-27.85% is the change from 869 to 627
Calculation steps:
[( 627 - 869 ) ÷ 869] x 100 = -27.85%
Formula
Percentage change = [(627 - 869) / 869] x 100
Subtract the new number by the original number
627 - 869 = -242
-242 ÷ 869 = -0.27848101265822783
-0.27848101265822783 x 100 = -27.85%