-92.99% is the change from 556 to 39
Calculation steps:
[( 39 - 556 ) ÷ 556] x 100 = -92.99%
Formula
Percentage change = [(39 - 556) / 556] x 100
Subtract the new number by the original number
39 - 556 = -517
-517 ÷ 556 = -0.9298561151079137
-0.9298561151079137 x 100 = -92.99%