-12.79% is the change from 821 to 716
Calculation steps:
[( 716 - 821 ) ÷ 821] x 100 = -12.79%
Formula
Percentage change = [(716 - 821) / 821] x 100
Subtract the new number by the original number
716 - 821 = -105
-105 ÷ 821 = -0.1278928136419001
-0.1278928136419001 x 100 = -12.79%