-7.34% is the change from 886 to 821
Calculation steps:
[( 821 - 886 ) ÷ 886] x 100 = -7.34%
Formula
Percentage change = [(821 - 886) / 886] x 100
Subtract the new number by the original number
821 - 886 = -65
-65 ÷ 886 = -0.07336343115124154
-0.07336343115124154 x 100 = -7.34%