64.75% is the change from 451 to 743
Calculation steps:
[( 743 - 451 ) ÷ 451] x 100 = 64.75%
Formula
Percentage change = [(743 - 451) / 451] x 100
Subtract the new number by the original number
743 - 451 = 292
292 ÷ 451 = 0.647450110864745
0.647450110864745 x 100 = 64.75%