37.7% is the change from 313 to 431
Calculation steps:
[( 431 - 313 ) ÷ 313] x 100 = 37.7%
Formula
Percentage change = [(431 - 313) / 313] x 100
Subtract the new number by the original number
431 - 313 = 118
118 ÷ 313 = 0.3769968051118211
0.3769968051118211 x 100 = 37.7%