1.04% is the change from 670 to 677
Calculation steps:
[( 677 - 670 ) ÷ 670] x 100 = 1.04%
Formula
Percentage change = [(677 - 670) / 670] x 100
Subtract the new number by the original number
677 - 670 = 7
7 ÷ 670 = 0.010447761194029851
0.010447761194029851 x 100 = 1.04%