算数

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See also: 算數

Chinese

For pronunciation and definitions of 算数 – see 算數 (“to count numbers; to perform simple calculations; etc.”).
(This term is the simplified form of 算數).
Notes:

Japanese

Kanji in this term
算 数
さん
Grade: 2 		すう
Grade: 2
on'yomi
Alternative spelling
算數 (kyūjitai)

Noun

算(さん)数(すう) • (sansū)  (uncountable)

  1. arithmetic; calculation

Synonyms

Verb

算(さん)数(すう)する • (sansū suru) suru (stem 算(さん)数(すう)し (sansū shi), past 算(さん)数(すう)した (sansū shita))

  1. (rare) to do arithmetic; to calculate
    ただ計算方法(けいさんほうほう)を教(おし)えるのではなく、算数(さんすう)する心(こころ)を育(はぐく)むことが大切(たいせつ)だ。
    Tada keisan hōhō o oshieru no de wa naku, sansū suru kokoro o hagukumu koto ga taisetsu da.
    It is important to foster an arithmetic way of thinking, rather than merely to teach how to calculate.

Usage notes

  • This irregular, -suru verb form with 算数 is quite rare, and nearly used as a coined word. 計算(けいさん)する (keisan suru) is far more commonly used.

Conjugation

Conjugation of "算数する" (See Appendix:Japanese verbs.)
Katsuyōkei ("stem forms")
Mizenkei ("imperfective") 算数し さんすうし sansū shi
Ren’yōkei ("continuative") 算数し さんすうし sansū shi
Shūshikei ("terminal") 算数する さんすうする sansū suru
Rentaikei ("attributive") 算数する さんすうする sansū suru
Kateikei ("hypothetical") 算数すれ さんすうすれ sansū sure
Meireikei ("imperative") 算数せよ¹
算数しろ² 		さんすうせよ¹
さんすうしろ² 		sansū seyo¹
sansū shiro²
Key constructions
Passive 算数される さんすうされる sansū sareru
Causative 算数させる
算数さす 		さんすうさせる
さんすうさす 		sansū saseru
sansū sasu
Potential 算数できる さんすうできる sansū dekiru
Volitional 算数しよう さんすうしよう sansū shiyō
Negative 算数しない さんすうしない sansū shinai
Negative continuative 算数せず さんすうせず sansū sezu
Formal 算数します さんすうします sansū shimasu
Perfective 算数した さんすうした sansū shita
Conjunctive 算数して さんすうして sansū shite
Hypothetical conditional 算数すれば さんすうすれば sansū sureba
¹ Written imperative

² Spoken imperative

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