114.9 million U. S. households owned at least one TV set. Of these households, 88% received basic cable. How many households owned at least one TV set but did not receive basic cable?

Find the percentage of the household that didn't receive basic cable

100% - 88% = 12%

This is the percentage of the household that didn't receive basic cable by the household owned TV set.

Now find the number with the percentage

without basic cable = 12% * 114.9 million

without basic cable = 12/100 * 114,900,000

without basic cable = 13,788,000

The number of households that didn't receive basic cable is 13,788,000 or 13,788 million