-39.23% is the change from 543 to 330
Calculation steps:
[( 330 - 543 ) ÷ 543] x 100 = -39.23%
Formula
Percentage change = [(330 - 543) / 543] x 100
Subtract the new number by the original number
330 - 543 = -213
-213 ÷ 543 = -0.39226519337016574
-0.39226519337016574 x 100 = -39.23%