450% is the change from 22 to 121
Calculation steps:
[( 121 - 22 ) ÷ 22] x 100 = 450%
Formula
Percentage change = [(121 - 22) / 22] x 100
Subtract the new number by the original number
121 - 22 = 99
99 ÷ 22 = 4.5
4.5 x 100 = 450%
Example