-25.23% is the change from 543 to 406
Calculation steps:
[( 406 - 543 ) ÷ 543] x 100 = -25.23%
Formula
Percentage change = [(406 - 543) / 543] x 100
Subtract the new number by the original number
406 - 543 = -137
-137 ÷ 543 = -0.2523020257826888
-0.2523020257826888 x 100 = -25.23%