12.36% is the change from 89 to 100
Calculation steps:
[( 100 - 89 ) ÷ 89] x 100 = 12.36%
Formula
Percentage change = [(100 - 89) / 89] x 100
Subtract the new number by the original number
100 - 89 = 11
11 ÷ 89 = 0.12359550561797752
0.12359550561797752 x 100 = 12.36%