10100% is the change from 9 to 918
Calculation steps:
[( 918 - 9 ) ÷ 9] x 100 = 10100%
Formula
Percentage change = [(918 - 9) / 9] x 100
Subtract the new number by the original number
918 - 9 = 909
909 ÷ 9 = 101
101 x 100 = 10100%
Example