30.03% is the change from 313 to 407
Calculation steps:
[( 407 - 313 ) ÷ 313] x 100 = 30.03%
Formula
Percentage change = [(407 - 313) / 313] x 100
Subtract the new number by the original number
407 - 313 = 94
94 ÷ 313 = 0.3003194888178914
0.3003194888178914 x 100 = 30.03%