Jisho

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さんじゅつ 算術
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Noun
1. arithmetic​
Wikipedia definition
2. Arithmetic​Arithmetic or arithmetics is the oldest and most elementary branch of mathematics, used by almost everyone, for tasks ranging from simple day-to-day counting to advanced science and business calculations. It involves the study of quantity, especially as the result of operations that combine numbers. In common usage, it refers to the simpler properties when using the traditional operations of addition, subtraction, multiplication and division with smaller values of numbers.
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Read “Arithmetic” on DBpedia

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