2350% is the change from 26 to 637
Calculation steps:
[( 637 - 26 ) ÷ 26] x 100 = 2350%
Formula
Percentage change = [(637 - 26) / 26] x 100
Subtract the new number by the original number
637 - 26 = 611
611 ÷ 26 = 23.5
23.5 x 100 = 2350%
Example