9.55% is the change from 911 to 998
Calculation steps:
[( 998 - 911 ) ÷ 911] x 100 = 9.55%
Formula
Percentage change = [(998 - 911) / 911] x 100
Subtract the new number by the original number
998 - 911 = 87
87 ÷ 911 = 0.09549945115257959
0.09549945115257959 x 100 = 9.55%