-8.31% is the change from 999 to 916
Calculation steps:
[( 916 - 999 ) ÷ 999] x 100 = -8.31%
Formula
Percentage change = [(916 - 999) / 999] x 100
Subtract the new number by the original number
916 - 999 = -83
-83 ÷ 999 = -0.08308308308308308
-0.08308308308308308 x 100 = -8.31%