-8.06% is the change from 992 to 912
Calculation steps:
[( 912 - 992 ) ÷ 992] x 100 = -8.06%
Formula
Percentage change = [(912 - 992) / 992] x 100
Subtract the new number by the original number
912 - 992 = -80
-80 ÷ 992 = -0.08064516129032258
-0.08064516129032258 x 100 = -8.06%