27000% is the change from 3 to 813
Calculation steps:
[( 813 - 3 ) ÷ 3] x 100 = 27000%
Formula
Percentage change = [(813 - 3) / 3] x 100
Subtract the new number by the original number
813 - 3 = 810
810 ÷ 3 = 270
270 x 100 = 27000%
Example