Searching for links to Denominator:
AddingFractions
CancellingFractions
CommonFactor
ContinuedFraction
CountableSet
DividingRationalNumbers
ImproperFraction
MultiplyingFractions
MultiplyingRationalNumbers
Numerator
RationalNumber
RationalisingTheDenominator
ReducingFractionsToLowestTerms
RootTwoIsIrrational