Under the tentative deal, Medicare savings would total $168 billion over seven years.

The budget agreement calls for roughly $110 billion in Medicare savings over five years.

Do you think the Medicare savings are politically unrealistic?

Only if they can deliver on $270 billion in Medicare savings.

These costs would be offset in part by $23 billion a year of Medicare savings, achieved mainly through stringent new cost controls.

Federal spending on those other programs would increase, partially offsetting the Medicare savings.

More generally, how exactly will the Republicans achieve their $270 billion in Medicare savings?

But that still leaves another $300 billion of Medicare savings to be found.

Many Democrats voted for proposals to limit Medicare savings to $90 billion over seven years.

Mr. Clinton sought Medicare savings that would total $42.9 billion over five years.