5258.33% is the change from 12 to 643
Calculation steps:
[( 643 - 12 ) ÷ 12] x 100 = 5258.33%
Formula
Percentage change = [(643 - 12) / 12] x 100
Subtract the new number by the original number
643 - 12 = 631
631 ÷ 12 = 52.583333333333336
52.583333333333336 x 100 = 5258.33%