Last Updated：2025/11/26
Sentence
講師は生徒が比例式を素早く解けるように、外項と内項を掛け合わせる操作を実演しました。
Quizzes for review
The instructor demonstrated cross-multiplication to help students solve the proportion quickly.
See correct answer
The instructor demonstrated cross-multiplication to help students solve the proportion quickly.
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Related words
cross-multiplication
Noun
countable
uncountable
Japanese Meaning
数学において、等式の両側の項を交差して掛け合わせることで比例式の未知数を求める解法
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