2550% is the change from 26 to 689
Calculation steps:
[( 689 - 26 ) ÷ 26] x 100 = 2550%
Formula
Percentage change = [(689 - 26) / 26] x 100
Subtract the new number by the original number
689 - 26 = 663
663 ÷ 26 = 25.5
25.5 x 100 = 2550%
Example