10.01% is the change from 909 to 1000
Calculation steps:
[( 1000 - 909 ) ÷ 909] x 100 = 10.01%
Formula
Percentage change = [(1000 - 909) / 909] x 100
Subtract the new number by the original number
1000 - 909 = 91
91 ÷ 909 = 0.1001100110011001
0.1001100110011001 x 100 = 10.01%