-6.51% is the change from 876 to 819
Calculation steps:
[( 819 - 876 ) ÷ 876] x 100 = -6.51%
Formula
Percentage change = [(819 - 876) / 876] x 100
Subtract the new number by the original number
819 - 876 = -57
-57 ÷ 876 = -0.06506849315068493
-0.06506849315068493 x 100 = -6.51%