-90.38% is the change from 478 to 46
Calculation steps:
[( 46 - 478 ) ÷ 478] x 100 = -90.38%
Formula
Percentage change = [(46 - 478) / 478] x 100
Subtract the new number by the original number
46 - 478 = -432
-432 ÷ 478 = -0.9037656903765691
-0.9037656903765691 x 100 = -90.38%