-7.13% is the change from 884 to 821
Calculation steps:
[( 821 - 884 ) ÷ 884] x 100 = -7.13%
Formula
Percentage change = [(821 - 884) / 884] x 100
Subtract the new number by the original number
821 - 884 = -63
-63 ÷ 884 = -0.07126696832579185
-0.07126696832579185 x 100 = -7.13%