-61.82% is the change from 867 to 331
Calculation steps:
[( 331 - 867 ) ÷ 867] x 100 = -61.82%
Formula
Percentage change = [(331 - 867) / 867] x 100
Subtract the new number by the original number
331 - 867 = -536
-536 ÷ 867 = -0.6182237600922722
-0.6182237600922722 x 100 = -61.82%