814.29% is the change from 56 to 512
Calculation steps:
[( 512 - 56 ) ÷ 56] x 100 = 814.29%
Formula
Percentage change = [(512 - 56) / 56] x 100
Subtract the new number by the original number
512 - 56 = 456
456 ÷ 56 = 8.142857142857142
8.142857142857142 x 100 = 814.29%