-91.28% is the change from 493 to 43
Calculation steps:
[( 43 - 493 ) ÷ 493] x 100 = -91.28%
Formula
Percentage change = [(43 - 493) / 493] x 100
Subtract the new number by the original number
43 - 493 = -450
-450 ÷ 493 = -0.9127789046653144
-0.9127789046653144 x 100 = -91.28%