-32.89% is the change from 672 to 451
Calculation steps:
[( 451 - 672 ) ÷ 672] x 100 = -32.89%
Formula
Percentage change = [(451 - 672) / 672] x 100
Subtract the new number by the original number
451 - 672 = -221
-221 ÷ 672 = -0.3288690476190476
-0.3288690476190476 x 100 = -32.89%