8.77% is the change from 912 to 992
Calculation steps:
[( 992 - 912 ) ÷ 912] x 100 = 8.77%
Formula
Percentage change = [(992 - 912) / 912] x 100
Subtract the new number by the original number
992 - 912 = 80
80 ÷ 912 = 0.08771929824561403
0.08771929824561403 x 100 = 8.77%