66.08% is the change from 451 to 749
Calculation steps:
[( 749 - 451 ) ÷ 451] x 100 = 66.08%
Formula
Percentage change = [(749 - 451) / 451] x 100
Subtract the new number by the original number
749 - 451 = 298
298 ÷ 451 = 0.6607538802660754
0.6607538802660754 x 100 = 66.08%