560% is the change from 75 to 495
Calculation steps:
[( 495 - 75 ) ÷ 75] x 100 = 560%
Formula
Percentage change = [(495 - 75) / 75] x 100
Subtract the new number by the original number
495 - 75 = 420
420 ÷ 75 = 5.6
5.6 x 100 = 560%
Example