800% is the change from 76 to 684
Calculation steps:
[( 684 - 76 ) ÷ 76] x 100 = 800%
Formula
Percentage change = [(684 - 76) / 76] x 100
Subtract the new number by the original number
684 - 76 = 608
608 ÷ 76 = 8
8 x 100 = 800%
Example