-12.98% is the change from 886 to 771
Calculation steps:
[( 771 - 886 ) ÷ 886] x 100 = -12.98%
Formula
Percentage change = [(771 - 886) / 886] x 100
Subtract the new number by the original number
771 - 886 = -115
-115 ÷ 886 = -0.12979683972911965
-0.12979683972911965 x 100 = -12.98%