-28.67% is the change from 879 to 627
Calculation steps:
[( 627 - 879 ) ÷ 879] x 100 = -28.67%
Formula
Percentage change = [(627 - 879) / 879] x 100
Subtract the new number by the original number
627 - 879 = -252
-252 ÷ 879 = -0.28668941979522183
-0.28668941979522183 x 100 = -28.67%