-38.63% is the change from 906 to 556
Calculation steps:
[( 556 - 906 ) ÷ 906] x 100 = -38.63%
Formula
Percentage change = [(556 - 906) / 906] x 100
Subtract the new number by the original number
556 - 906 = -350
-350 ÷ 906 = -0.38631346578366443
-0.38631346578366443 x 100 = -38.63%