61.2% is the change from 451 to 727
Calculation steps:
[( 727 - 451 ) ÷ 451] x 100 = 61.2%
Formula
Percentage change = [(727 - 451) / 451] x 100
Subtract the new number by the original number
727 - 451 = 276
276 ÷ 451 = 0.6119733924611973
0.6119733924611973 x 100 = 61.2%