-0.45% is the change from 672 to 669
Calculation steps:
[( 669 - 672 ) ÷ 672] x 100 = -0.45%
Formula
Percentage change = [(669 - 672) / 672] x 100
Subtract the new number by the original number
669 - 672 = -3
-3 ÷ 672 = -0.004464285714285714
-0.004464285714285714 x 100 = -0.45%