-8.17% is the change from 894 to 821
Calculation steps:
[( 821 - 894 ) ÷ 894] x 100 = -8.17%
Formula
Percentage change = [(821 - 894) / 894] x 100
Subtract the new number by the original number
821 - 894 = -73
-73 ÷ 894 = -0.08165548098434004
-0.08165548098434004 x 100 = -8.17%