478.67% is the change from 75 to 434
Calculation steps:
[( 434 - 75 ) ÷ 75] x 100 = 478.67%
Formula
Percentage change = [(434 - 75) / 75] x 100
Subtract the new number by the original number
434 - 75 = 359
359 ÷ 75 = 4.786666666666667
4.786666666666667 x 100 = 478.67%