-27.57% is the change from 867 to 628
Calculation steps:
[( 628 - 867 ) ÷ 867] x 100 = -27.57%
Formula
Percentage change = [(628 - 867) / 867] x 100
Subtract the new number by the original number
628 - 867 = -239
-239 ÷ 867 = -0.27566320645905423
-0.27566320645905423 x 100 = -27.57%