-10.48% is the change from 821 to 735
Calculation steps:
[( 735 - 821 ) ÷ 821] x 100 = -10.48%
Formula
Percentage change = [(735 - 821) / 821] x 100
Subtract the new number by the original number
735 - 821 = -86
-86 ÷ 821 = -0.10475030450669914
-0.10475030450669914 x 100 = -10.48%