-82.23% is the change from 681 to 121
Calculation steps:
[( 121 - 681 ) ÷ 681] x 100 = -82.23%
Formula
Percentage change = [(121 - 681) / 681] x 100
Subtract the new number by the original number
121 - 681 = -560
-560 ÷ 681 = -0.8223201174743024
-0.8223201174743024 x 100 = -82.23%