8100% is the change from 7 to 574
Calculation steps:
[( 574 - 7 ) ÷ 7] x 100 = 8100%
Formula
Percentage change = [(574 - 7) / 7] x 100
Subtract the new number by the original number
574 - 7 = 567
567 ÷ 7 = 81
81 x 100 = 8100%
Example