-1.18% is the change from 680 to 672
Calculation steps:
[( 672 - 680 ) ÷ 680] x 100 = -1.18%
Formula
Percentage change = [(672 - 680) / 680] x 100
Subtract the new number by the original number
672 - 680 = -8
-8 ÷ 680 = -0.011764705882352941
-0.011764705882352941 x 100 = -1.18%