-10.13% is the change from 543 to 488
Calculation steps:
[( 488 - 543 ) ÷ 543] x 100 = -10.13%
Formula
Percentage change = [(488 - 543) / 543] x 100
Subtract the new number by the original number
488 - 543 = -55
-55 ÷ 543 = -0.10128913443830571
-0.10128913443830571 x 100 = -10.13%