51.32% is the change from 454 to 687
Calculation steps:
[( 687 - 454 ) ÷ 454] x 100 = 51.32%
Formula
Percentage change = [(687 - 454) / 454] x 100
Subtract the new number by the original number
687 - 454 = 233
233 ÷ 454 = 0.513215859030837
0.513215859030837 x 100 = 51.32%