-10.35% is the change from 821 to 736
Calculation steps:
[( 736 - 821 ) ÷ 821] x 100 = -10.35%
Formula
Percentage change = [(736 - 821) / 821] x 100
Subtract the new number by the original number
736 - 821 = -85
-85 ÷ 821 = -0.10353227771010962
-0.10353227771010962 x 100 = -10.35%