2.96% is the change from 135 to 139
Calculation steps:
[( 139 - 135 ) ÷ 135] x 100 = 2.96%
Formula
Percentage change = [(139 - 135) / 135] x 100
Subtract the new number by the original number
139 - 135 = 4
4 ÷ 135 = 0.02962962962962963
0.02962962962962963 x 100 = 2.96%