-3.53% is the change from 879 to 848
Calculation steps:
[( 848 - 879 ) ÷ 879] x 100 = -3.53%
Formula
Percentage change = [(848 - 879) / 879] x 100
Subtract the new number by the original number
848 - 879 = -31
-31 ÷ 879 = -0.03526734926052332
-0.03526734926052332 x 100 = -3.53%