47.66% is the change from 556 to 821
Calculation steps:
[( 821 - 556 ) ÷ 556] x 100 = 47.66%
Formula
Percentage change = [(821 - 556) / 556] x 100
Subtract the new number by the original number
821 - 556 = 265
265 ÷ 556 = 0.4766187050359712
0.4766187050359712 x 100 = 47.66%