Da: liu xing, Nanjing, JS, Cina
paperback. Condizione: New. Language:Chinese.Paperback. Pub Date: 2020-02 Publisher: Nanhai Publishing House Magic Math in Everyday LifeThe World's Simplest Mental Arithmetic is written by two outstanding American mathematics masters. The content is concise. clear. and engaging. The authors share lightning-fast mental arithmetic techniques and amazing number memorization tricks. It covers common addition. subtraction. multiplication. and division mental arithmetic. as well as complex operations like exponentiation and r. Codice articolo DU006805
Quantità: 1 disponibili