-13.2% is the change from 879 to 763
Calculation steps:
[( 763 - 879 ) ÷ 879] x 100 = -13.2%
Formula
Percentage change = [(763 - 879) / 879] x 100
Subtract the new number by the original number
763 - 879 = -116
-116 ÷ 879 = -0.13196814562002276
-0.13196814562002276 x 100 = -13.2%