-61.36% is the change from 999 to 386
Calculation steps:
[( 386 - 999 ) ÷ 999] x 100 = -61.36%
Formula
Percentage change = [(386 - 999) / 999] x 100
Subtract the new number by the original number
386 - 999 = -613
-613 ÷ 999 = -0.6136136136136137
-0.6136136136136137 x 100 = -61.36%