2469.23% is the change from 26 to 668
Calculation steps:
[( 668 - 26 ) ÷ 26] x 100 = 2469.23%
Formula
Percentage change = [(668 - 26) / 26] x 100
Subtract the new number by the original number
668 - 26 = 642
642 ÷ 26 = 24.692307692307693
24.692307692307693 x 100 = 2469.23%