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Jyutping gaa2 fan6 sou3
Pinyin jiǎ fēn shù

Definitions (粵典–words.hk)
  1. 名詞
    分子​大過​分母​嘅​分​數​形式​,​即​係​唔​計正負​,​數值​大過​1​嘅​分​數​(​量​詞​:​個​)
    improper fraction; top-heavy fraction

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Jyutping gaa2 fan1 sou3
Pinyin jiǎ fēn shù

Definitions (CC-CEDICT)
  1. improper fraction (with numerator ≥ denominator, e.g. seven fifths)
  2. see also: proper fraction 真分數|真分数[zhen1 fen1 shu4] and mixed number 帶分數|带分数[dai4 fen1 shu4]
Definitions (Wiktionary)
  1. noun
    improper fraction