-22.52% is the change from 999 to 774
Calculation steps:
[( 774 - 999 ) ÷ 999] x 100 = -22.52%
Formula
Percentage change = [(774 - 999) / 999] x 100
Subtract the new number by the original number
774 - 999 = -225
-225 ÷ 999 = -0.22522522522522523
-0.22522522522522523 x 100 = -22.52%