-43.75% is the change from 672 to 378
Calculation steps:
[( 378 - 672 ) ÷ 672] x 100 = -43.75%
Formula
Percentage change = [(378 - 672) / 672] x 100
Subtract the new number by the original number
378 - 672 = -294
-294 ÷ 672 = -0.4375
-0.4375 x 100 = -43.75%