4258.33% is the change from 12 to 523
Calculation steps:
[( 523 - 12 ) ÷ 12] x 100 = 4258.33%
Formula
Percentage change = [(523 - 12) / 12] x 100
Subtract the new number by the original number
523 - 12 = 511
511 ÷ 12 = 42.583333333333336
42.583333333333336 x 100 = 4258.33%