-14.76% is the change from 820 to 699
Calculation steps:
[( 699 - 820 ) ÷ 820] x 100 = -14.76%
Formula
Percentage change = [(699 - 820) / 820] x 100
Subtract the new number by the original number
699 - 820 = -121
-121 ÷ 820 = -0.1475609756097561
-0.1475609756097561 x 100 = -14.76%