2459.26% is the change from 27 to 691
Calculation steps:
[( 691 - 27 ) ÷ 27] x 100 = 2459.26%
Formula
Percentage change = [(691 - 27) / 27] x 100
Subtract the new number by the original number
691 - 27 = 664
664 ÷ 27 = 24.59259259259259
24.59259259259259 x 100 = 2459.26%