9.24% is the change from 909 to 993
Calculation steps:
[( 993 - 909 ) ÷ 909] x 100 = 9.24%
Formula
Percentage change = [(993 - 909) / 909] x 100
Subtract the new number by the original number
993 - 909 = 84
84 ÷ 909 = 0.0924092409240924
0.0924092409240924 x 100 = 9.24%