803.57% is the change from 56 to 506
Calculation steps:
[( 506 - 56 ) ÷ 56] x 100 = 803.57%
Formula
Percentage change = [(506 - 56) / 56] x 100
Subtract the new number by the original number
506 - 56 = 450
450 ÷ 56 = 8.035714285714286
8.035714285714286 x 100 = 803.57%