66.52% is the change from 451 to 751
Calculation steps:
[( 751 - 451 ) ÷ 451] x 100 = 66.52%
Formula
Percentage change = [(751 - 451) / 451] x 100
Subtract the new number by the original number
751 - 451 = 300
300 ÷ 451 = 0.6651884700665188
0.6651884700665188 x 100 = 66.52%