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暗算: mental arithmetic | JLPT N1 Vocabulary | JLPTMatome

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JLPT N1
Vocabulary
暗算

JLPT N1Vocabulary

暗算(あんざん)

あんざん

mental arithmetic

In this lesson

Reading and meaning Example sentences Kanji in this lesson

Reading and meaning

Reading: あんざん
Romaji: anzan
Meaning: mental arithmetic
Word type: noun

Example sentences

FuriganaEnglish

彼(かれ)は複雑(ふくざつ)な計算(けいさん)も暗算(あんざん)で処理(しょうり)できる。
He can handle even complex calculations mentally.
買(か)い物(も)の合計金額(のごうけいきんがく)を暗算(あんざん)して、予算内(よさんない)に収(おさ)まるか確(たし)かめた。
I calculated the total cost of the purchases mentally to check whether it would stay within the budget.
試験(しけん)では、暗算(あんざん)よりも式(しき

Kanji in this lesson

暗darkness, disappear, shade, informal, grow dark, be blindedJLPT N4 算calculate, divining, number, abacus, probabilityJLPT N4

Previous lesson暗示 Next lesson暦

)

を

書(か)

いて

確(たし)

かめることが

大切(たいせつ)

だ。

In exams, it is more important to write out the formula and check your work than to rely on mental arithmetic.

暗算(あんざん)に頼(たよ)ると、計算(けいさん)を誤(あやま)ることがある。

If you rely on mental arithmetic, you may make a calculation error.