-14.86% is the change from 821 to 699
Calculation steps:
[( 699 - 821 ) ÷ 821] x 100 = -14.86%
Formula
Percentage change = [(699 - 821) / 821] x 100
Subtract the new number by the original number
699 - 821 = -122
-122 ÷ 821 = -0.14859926918392205
-0.14859926918392205 x 100 = -14.86%