-26.98% is the change from 556 to 406
Calculation steps:
[( 406 - 556 ) ÷ 556] x 100 = -26.98%
Formula
Percentage change = [(406 - 556) / 556] x 100
Subtract the new number by the original number
406 - 556 = -150
-150 ÷ 556 = -0.2697841726618705
-0.2697841726618705 x 100 = -26.98%