34.77% is the change from 302 to 407
Calculation steps:
[( 407 - 302 ) ÷ 302] x 100 = 34.77%
Formula
Percentage change = [(407 - 302) / 302] x 100
Subtract the new number by the original number
407 - 302 = 105
105 ÷ 302 = 0.347682119205298
0.347682119205298 x 100 = 34.77%