-15.1% is the change from 543 to 461
Calculation steps:
[( 461 - 543 ) ÷ 543] x 100 = -15.1%
Formula
Percentage change = [(461 - 543) / 543] x 100
Subtract the new number by the original number
461 - 543 = -82
-82 ÷ 543 = -0.15101289134438306
-0.15101289134438306 x 100 = -15.1%