33200% is the change from 2 to 666
Calculation steps:
[( 666 - 2 ) ÷ 2] x 100 = 33200%
Formula
Percentage change = [(666 - 2) / 2] x 100
Subtract the new number by the original number
666 - 2 = 664
664 ÷ 2 = 332
332 x 100 = 33200%
Example