Master of Real Arithmetic : Elementary School Students Can Calculate up to 19x19 in One Day / Takuya Kosugi

Book (Practical) Education Master of Real Arithmetic : Elementary School Students Can Calculate up to 19x19 in One Day / Takuya Kosugi

※Please note that product information is not in full comprehensive meaning because of the machine translation.
Japanese title: 単行本(実用) 教育 小学生がたった1日で19×19までかんぺきに暗算できる本 計算の達人編 / 小杉拓也
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Item number: BO4002239
Released date: 09 Nov 2023
Maker: Diamond Co.
著: 小杉拓也
Category: Book Education / Childcare Education

Product description ※Please note that product information is not in full comprehensive meaning because of the machine translation.

Education
Mental calculation up to 19x19 can be done in 5 seconds, and calculation including +, -, ×, ÷ and () can be easily solved! This book will make you good at arithmetic if you like it!