1420.37% is the change from 54 to 821
Calculation steps:
[( 821 - 54 ) ÷ 54] x 100 = 1420.37%
Formula
Percentage change = [(821 - 54) / 54] x 100
Subtract the new number by the original number
821 - 54 = 767
767 ÷ 54 = 14.203703703703704
14.203703703703704 x 100 = 1420.37%