-1.61% is the change from 684 to 673
Calculation steps:
[( 673 - 684 ) ÷ 684] x 100 = -1.61%
Formula
Percentage change = [(673 - 684) / 684] x 100
Subtract the new number by the original number
673 - 684 = -11
-11 ÷ 684 = -0.01608187134502924
-0.01608187134502924 x 100 = -1.61%