-99.46% is the change from 556 to 3
Calculation steps:
[( 3 - 556 ) ÷ 556] x 100 = -99.46%
Formula
Percentage change = [(3 - 556) / 556] x 100
Subtract the new number by the original number
3 - 556 = -553
-553 ÷ 556 = -0.9946043165467626
-0.9946043165467626 x 100 = -99.46%