インド式算術の教材作成について
2020 年 42 巻 p. 33-37
詳細
2020 年 42 巻 p. 33-37
India’s mathematics education has attracted attention because it has been featured in numerous media. In this paper, we introduce the teaching materials of Indian arithmetic that we have created. It makes calculation and mental arithmetic surprisingly fast, and makes it difficult to make mistakes in mental arithmetic by using a method that is as easy as possible.
