6670% is the change from 10 to 677
Calculation steps:
[( 677 - 10 ) ÷ 10] x 100 = 6670%
Formula
Percentage change = [(677 - 10) / 10] x 100
Subtract the new number by the original number
677 - 10 = 667
667 ÷ 10 = 66.7
66.7 x 100 = 6670%
Example