-47.35% is the change from 678 to 357
Calculation steps:
[( 357 - 678 ) ÷ 678] x 100 = -47.35%
Formula
Percentage change = [(357 - 678) / 678] x 100
Subtract the new number by the original number
357 - 678 = -321
-321 ÷ 678 = -0.47345132743362833
-0.47345132743362833 x 100 = -47.35%