-89.91% is the change from 456 to 46
Calculation steps:
[( 46 - 456 ) ÷ 456] x 100 = -89.91%
Formula
Percentage change = [(46 - 456) / 456] x 100
Subtract the new number by the original number
46 - 456 = -410
-410 ÷ 456 = -0.8991228070175439
-0.8991228070175439 x 100 = -89.91%