-98.92% is the change from 556 to 6
Calculation steps:
[( 6 - 556 ) ÷ 556] x 100 = -98.92%
Formula
Percentage change = [(6 - 556) / 556] x 100
Subtract the new number by the original number
6 - 556 = -550
-550 ÷ 556 = -0.9892086330935251
-0.9892086330935251 x 100 = -98.92%