-9.94% is the change from 543 to 489
Calculation steps:
[( 489 - 543 ) ÷ 543] x 100 = -9.94%
Formula
Percentage change = [(489 - 543) / 543] x 100
Subtract the new number by the original number
489 - 543 = -54
-54 ÷ 543 = -0.09944751381215469
-0.09944751381215469 x 100 = -9.94%