13.12% is the change from 381 to 431
Calculation steps:
[( 431 - 381 ) ÷ 381] x 100 = 13.12%
Formula
Percentage change = [(431 - 381) / 381] x 100
Subtract the new number by the original number
431 - 381 = 50
50 ÷ 381 = 0.13123359580052493
0.13123359580052493 x 100 = 13.12%