7.1% is the change from 451 to 483
Calculation steps:
[( 483 - 451 ) ÷ 451] x 100 = 7.1%
Formula
Percentage change = [(483 - 451) / 451] x 100
Subtract the new number by the original number
483 - 451 = 32
32 ÷ 451 = 0.07095343680709534
0.07095343680709534 x 100 = 7.1%