3150% is the change from 26 to 845
Calculation steps:
[( 845 - 26 ) ÷ 26] x 100 = 3150%
Formula
Percentage change = [(845 - 26) / 26] x 100
Subtract the new number by the original number
845 - 26 = 819
819 ÷ 26 = 31.5
31.5 x 100 = 3150%
Example