6700% is the change from 10 to 680
Calculation steps:
[( 680 - 10 ) ÷ 10] x 100 = 6700%
Formula
Percentage change = [(680 - 10) / 10] x 100
Subtract the new number by the original number
680 - 10 = 670
670 ÷ 10 = 67
67 x 100 = 6700%
Example