-90.78% is the change from 488 to 45
Calculation steps:
[( 45 - 488 ) ÷ 488] x 100 = -90.78%
Formula
Percentage change = [(45 - 488) / 488] x 100
Subtract the new number by the original number
45 - 488 = -443
-443 ÷ 488 = -0.9077868852459017
-0.9077868852459017 x 100 = -90.78%