6725% is the change from 12 to 819
Calculation steps:
[( 819 - 12 ) ÷ 12] x 100 = 6725%
Formula
Percentage change = [(819 - 12) / 12] x 100
Subtract the new number by the original number
819 - 12 = 807
807 ÷ 12 = 67.25
67.25 x 100 = 6725%
Example