-93.22% is the change from 678 to 46
Calculation steps:
[( 46 - 678 ) ÷ 678] x 100 = -93.22%
Formula
Percentage change = [(46 - 678) / 678] x 100
Subtract the new number by the original number
46 - 678 = -632
-632 ÷ 678 = -0.9321533923303835
-0.9321533923303835 x 100 = -93.22%