Positive and Negative Numbers

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The content aids in vocabulary acquisition for both English and Japanese learners.
How does it achieve this?
Through the content, learners grasp words and phrases more intuitively because they already know their meanings in their native language.
It is like learning the word “apple” by looking at a picture of one.
STEM-Plus Content facilitates easy learning of abstract yet useful words.

To ensure effective and efficient learning, the content is designed to be concise and illustrative.
Learners can easily understand the material through images and examples.

In addition, the content provides useful tips on math and other STEM subjects, supporting
academic success in these important fields.

How to use:
Carefully selected English words and phrases related to “Positive and Negative Numbers” are highlighted in yellow in the images below. The words are also summarized at the bottom of this page.
We recommend reviewing them regularly during your daily math studies to enhance your vocabulary.

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Positive and Negative Numbers

  • positive integers: 正の整数
  • negative integers: 負の整数
  • absolute value: ある数の絶対値とは、数直線上で0からその数までの距離のこと。
  • opposites: ふたつの数が絶対値が等しく符号が異なるならば、それらは反数である。
Definitions of terms related to positive and negative numbers.

Positive and negative numbers


positive 肯定的な;積極的な;陽性の;確かな

negative 否定的な;消極的な;陰性の

absolute 絶対的な

oppose に反対する

opposite 反対側の

opposite 正反対のヒト・モノ・コト



・”Opposites”「反数」, “zero pair”「ゼロペア」, and “absolute value” including its sign「絶対値」(記号の扱い方を含め)are more extensive in English textbooks than in Japanese middle school textbooks.

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