Nine Liberation Tigers of Tamil Eelam guerrillas and a government soldier were killed in separate clashes in northern Sri Lanka, the Defence Ministry said on Wednesday.
Troops and the LTTE exchanged fire along a de facto border in the Wanni region on Tuesday evening, the ministry said.
It said six Tigers and a soldier were killed in the gunfight.
Another three Tigers were shot dead by army personnel at Weli Oya on Tuesday, the ministry said adding, troops suffered no casualties.