-1.75% is the change from 684 to 672
Calculation steps:
[( 672 - 684 ) ÷ 684] x 100 = -1.75%
Formula
Percentage change = [(672 - 684) / 684] x 100
Subtract the new number by the original number
672 - 684 = -12
-12 ÷ 684 = -0.017543859649122806
-0.017543859649122806 x 100 = -1.75%