18.37% is the change from 381 to 451
Calculation steps:
[( 451 - 381 ) ÷ 381] x 100 = 18.37%
Formula
Percentage change = [(451 - 381) / 381] x 100
Subtract the new number by the original number
451 - 381 = 70
70 ÷ 381 = 0.1837270341207349
0.1837270341207349 x 100 = 18.37%