34.59% is the change from 451 to 607
Calculation steps:
[( 607 - 451 ) ÷ 451] x 100 = 34.59%
Formula
Percentage change = [(607 - 451) / 451] x 100
Subtract the new number by the original number
607 - 451 = 156
156 ÷ 451 = 0.3458980044345898
0.3458980044345898 x 100 = 34.59%