6690% is the change from 10 to 679
Calculation steps:
[( 679 - 10 ) ÷ 10] x 100 = 6690%
Formula
Percentage change = [(679 - 10) / 10] x 100
Subtract the new number by the original number
679 - 10 = 669
669 ÷ 10 = 66.9
66.9 x 100 = 6690%
Example