2530.77% is the change from 26 to 684
Calculation steps:
[( 684 - 26 ) ÷ 26] x 100 = 2530.77%
Formula
Percentage change = [(684 - 26) / 26] x 100
Subtract the new number by the original number
684 - 26 = 658
658 ÷ 26 = 25.307692307692307
25.307692307692307 x 100 = 2530.77%