-27.59% is the change from 906 to 656
Calculation steps:
[( 656 - 906 ) ÷ 906] x 100 = -27.59%
Formula
Percentage change = [(656 - 906) / 906] x 100
Subtract the new number by the original number
656 - 906 = -250
-250 ÷ 906 = -0.27593818984547464
-0.27593818984547464 x 100 = -27.59%