2.54% is the change from 118 to 121
Calculation steps:
[( 121 - 118 ) ÷ 118] x 100 = 2.54%
Formula
Percentage change = [(121 - 118) / 118] x 100
Subtract the new number by the original number
121 - 118 = 3
3 ÷ 118 = 0.025423728813559324
0.025423728813559324 x 100 = 2.54%