-51.64% is the change from 672 to 325
Calculation steps:
[( 325 - 672 ) ÷ 672] x 100 = -51.64%
Formula
Percentage change = [(325 - 672) / 672] x 100
Subtract the new number by the original number
325 - 672 = -347
-347 ÷ 672 = -0.5163690476190477
-0.5163690476190477 x 100 = -51.64%