27.5% is the change from 531 to 677
Calculation steps:
[( 677 - 531 ) ÷ 531] x 100 = 27.5%
Formula
Percentage change = [(677 - 531) / 531] x 100
Subtract the new number by the original number
677 - 531 = 146
146 ÷ 531 = 0.2749529190207156
0.2749529190207156 x 100 = 27.5%