暗算
あんざん
anzan
JMdict entry #1154540
- noun (common) (futsuumeishi)noun or participle which takes the aux. verb surutransitive verb mental arithmetic
Kanji in this word
Example sentences
彼は暗算をするほど頭が良くない。
kare ha anzan wo suru hodo atama ga yoku nai 。
He doesn't have enough brains to do sums in his head.