“You may have to multiply both fractions by different numbers to produce the same denominator for both fractions.”

“Sometimes when working with fractions, the hardest thing to find is a common denominator.”

“That's right, it's also the conceptual common denominator to this amusement-park ride through fast-forward, funkadelic foolishness.”

“Rare is the film in today's climate which doesn't take the easier available routes to target the lowest common denominators.”

“In algebra, the problem of finding least common multiples of denominators is similar.”

“Finding least common multiples is a preliminary step in adding and subtracting fractions with unlike denominators.”