-53.69% is the change from 678 to 314
Calculation steps:
[( 314 - 678 ) ÷ 678] x 100 = -53.69%
Formula
Percentage change = [(314 - 678) / 678] x 100
Subtract the new number by the original number
314 - 678 = -364
-364 ÷ 678 = -0.5368731563421829
-0.5368731563421829 x 100 = -53.69%