2925% is the change from 4 to 121
Calculation steps:
[( 121 - 4 ) ÷ 4] x 100 = 2925%
Formula
Percentage change = [(121 - 4) / 4] x 100
Subtract the new number by the original number
121 - 4 = 117
117 ÷ 4 = 29.25
29.25 x 100 = 2925%
Example