0.88% is the change from 909 to 917
Calculation steps:
[( 917 - 909 ) ÷ 909] x 100 = 0.88%
Formula
Percentage change = [(917 - 909) / 909] x 100
Subtract the new number by the original number
917 - 909 = 8
8 ÷ 909 = 0.0088008800880088
0.0088008800880088 x 100 = 0.88%