-30.63% is the change from 999 to 693
Calculation steps:
[( 693 - 999 ) ÷ 999] x 100 = -30.63%
Formula
Percentage change = [(693 - 999) / 999] x 100
Subtract the new number by the original number
693 - 999 = -306
-306 ÷ 999 = -0.3063063063063063
-0.3063063063063063 x 100 = -30.63%