-32.49% is the change from 671 to 453
Calculation steps:
[( 453 - 671 ) ÷ 671] x 100 = -32.49%
Formula
Percentage change = [(453 - 671) / 671] x 100
Subtract the new number by the original number
453 - 671 = -218
-218 ÷ 671 = -0.32488822652757077
-0.32488822652757077 x 100 = -32.49%