888.24% is the change from 51 to 504
Calculation steps:
[( 504 - 51 ) ÷ 51] x 100 = 888.24%
Formula
Percentage change = [(504 - 51) / 51] x 100
Subtract the new number by the original number
504 - 51 = 453
453 ÷ 51 = 8.882352941176471
8.882352941176471 x 100 = 888.24%