-26.99% is the change from 867 to 633
Calculation steps:
[( 633 - 867 ) ÷ 867] x 100 = -26.99%
Formula
Percentage change = [(633 - 867) / 867] x 100
Subtract the new number by the original number
633 - 867 = -234
-234 ÷ 867 = -0.2698961937716263
-0.2698961937716263 x 100 = -26.99%