deangelo williams and joseph addai for sidney rice a good trade?

[Sal]

ill be trading away addai and williams. is this a good trade?

non ppr standard scoring
my team:

philip rivers
greg jennings
steve johnson
austin collie
frank gore
peyton hillis
dustin keller
david akers
giants defense

bench
legarrette blount
eli manning
joseph addai
deangelo williams
joseph addai
mike thomas
mario manningham