45.03% is the change from 302 to 438
Calculation steps:
[( 438 - 302 ) ÷ 302] x 100 = 45.03%
Formula
Percentage change = [(438 - 302) / 302] x 100
Subtract the new number by the original number
438 - 302 = 136
136 ÷ 302 = 0.4503311258278146
0.4503311258278146 x 100 = 45.03%