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How to Calculate Quickly: Full Course in Speed Arithmetic
Henry Sticker
How to Calculate Quickly: Full Course in Speed Arithmetic
Henry Sticker
Many useful procedures explained and taught: 2-column addition, left-to-right subtraction, direct multiplication by numbers greater than 12, mental division of large numbers, more. Also numerous helpful shortcuts. More than 8,000 problems, with solutions.
Media | Książki Paperback Book (Książka z miękką okładką i klejonym grzbietem) |
Wydane | 15 marca 2012 |
ISBN13 | 9781607964209 |
Wydawcy | Snowball Publishing |
Strony | 194 |
Wymiary | 152 × 229 × 11 mm · 290 g |
Język | English |