31.13% is the change from 302 to 396
Calculation steps:
[( 396 - 302 ) ÷ 302] x 100 = 31.13%
Formula
Percentage change = [(396 - 302) / 302] x 100
Subtract the new number by the original number
396 - 302 = 94
94 ÷ 302 = 0.31125827814569534
0.31125827814569534 x 100 = 31.13%