12250% is the change from 4 to 494
Calculation steps:
[( 494 - 4 ) ÷ 4] x 100 = 12250%
Formula
Percentage change = [(494 - 4) / 4] x 100
Subtract the new number by the original number
494 - 4 = 490
490 ÷ 4 = 122.5
122.5 x 100 = 12250%
Example