At least 31 were killed and more than 200 wounded in a string of attacks across Iraq, officials said.
Car bombs and attacks on cities across Iraq killed at least 20 people and wounded more than 200, officials said.
The wave of attacks in Baghdad, Kirkuk, Nassiriya, Tuz Khurmato and other towns, came days before Iraqis vote in provincial elections.
At least 22 people have been killed and more than 100 wounded in a string of attacks across Iraq, officials said.
The attacks included two car bombs at a Baghdad International Airport where at least one person was killed and 12 injured.