804.9% is the change from 102 to 923
Calculation steps:
[( 923 - 102 ) ÷ 102] x 100 = 804.9%
Formula
Percentage change = [(923 - 102) / 102] x 100
Subtract the new number by the original number
923 - 102 = 821
821 ÷ 102 = 8.049019607843137
8.049019607843137 x 100 = 804.9%