3.33% is the change from 120 to 124
Calculation steps:
[( 124 - 120 ) ÷ 120] x 100 = 3.33%
Formula
Percentage change = [(124 - 120) / 120] x 100
Subtract the new number by the original number
124 - 120 = 4
4 ÷ 120 = 0.03333333333333333
0.03333333333333333 x 100 = 3.33%