32.45% is the change from 302 to 400
Calculation steps:
[( 400 - 302 ) ÷ 302] x 100 = 32.45%
Formula
Percentage change = [(400 - 302) / 302] x 100
Subtract the new number by the original number
400 - 302 = 98
98 ÷ 302 = 0.32450331125827814
0.32450331125827814 x 100 = 32.45%