11412.5% is the change from 8 to 921
Calculation steps:
[( 921 - 8 ) ÷ 8] x 100 = 11412.5%
Formula
Percentage change = [(921 - 8) / 8] x 100
Subtract the new number by the original number
921 - 8 = 913
913 ÷ 8 = 114.125
114.125 x 100 = 11412.5%
Example