0.45% is the change from 669 to 672
Calculation steps:
[( 672 - 669 ) ÷ 669] x 100 = 0.45%
Formula
Percentage change = [(672 - 669) / 669] x 100
Subtract the new number by the original number
672 - 669 = 3
3 ÷ 669 = 0.004484304932735426
0.004484304932735426 x 100 = 0.45%