2480.77% is the change from 26 to 671
Calculation steps:
[( 671 - 26 ) ÷ 26] x 100 = 2480.77%
Formula
Percentage change = [(671 - 26) / 26] x 100
Subtract the new number by the original number
671 - 26 = 645
645 ÷ 26 = 24.807692307692307
24.807692307692307 x 100 = 2480.77%