23.23% is the change from 99 to 122
Calculation steps:
[( 122 - 99 ) ÷ 99] x 100 = 23.23%
Formula
Percentage change = [(122 - 99) / 99] x 100
Subtract the new number by the original number
122 - 99 = 23
23 ÷ 99 = 0.23232323232323232
0.23232323232323232 x 100 = 23.23%