3883.33% is the change from 12 to 478
Calculation steps:
[( 478 - 12 ) ÷ 12] x 100 = 3883.33%
Formula
Percentage change = [(478 - 12) / 12] x 100
Subtract the new number by the original number
478 - 12 = 466
466 ÷ 12 = 38.833333333333336
38.833333333333336 x 100 = 3883.33%