ひゃくけいさん 百マス計算 LinksSentence search for 百マス計算Sentence search for ひゃくマスけいさんSentence search for 百ます計算Sentence search for ひゃくますけいさんKanji details for 百, 計 and 算Edit in JMdict Noun1. method of learning through repetition which involves multiplying and other calculations carried out on a 10-by-10 grid of numbersOther forms百ます計算 【ひゃくますけいさん】 Discussions Log in to talk about this word.