, 
,
So what is the common denominator of all these news stories?
Money is a common denominator between his lives past and present.
But the common denominator is nearly always the loss of jobs.
The great common denominator was that they thought, lived and worked together.
Since the new common denominator is high, maybe it doesn't matter much.
There is a difference between a problem and a common denominator.
It must, he'd decided, have something to do with the common denominator.
So I look for local factors that might be a common denominator before the town was lost.
"It's the common denominator for many people who come to America."
In the final analysis, I think the common denominator is the vision that we're all after.
Idiome