802.94% is the change from 102 to 921
Calculation steps:
[( 921 - 102 ) ÷ 102] x 100 = 802.94%
Formula
Percentage change = [(921 - 102) / 102] x 100
Subtract the new number by the original number
921 - 102 = 819
819 ÷ 102 = 8.029411764705882
8.029411764705882 x 100 = 802.94%