6.88% is the change from 625 to 668
Calculation steps:
[( 668 - 625 ) ÷ 625] x 100 = 6.88%
Formula
Percentage change = [(668 - 625) / 625] x 100
Subtract the new number by the original number
668 - 625 = 43
43 ÷ 625 = 0.0688
0.0688 x 100 = 6.88%
Example