How to Calculate Quickly: Full Course in Speed Arithmetic -Manteshseeders: 215
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How to Calculate Quickly: Full Course in Speed Arithmetic -Mantesh (Size: 5.09 MB)
DescriptionAn Intersting EBook.......... =============================== http://kickasstorrents.ee/guinness-world-records-2014-mantesh-t8196091.html#technical ==================== How to Calculate Quickly - Full Course in Speed ArithmeticPublisher: Dover Publications Henry Sticker 1955 Language: English ISBN-10: 048620295X ISBN-13: 978-0486202952 192 pages 5.09 MBMany useful procedures explained and taught: two-column addition, left-to-right subtraction, direct multiplication by numbers greater than 12, mental division of large numbers, more. Also numerous helpful short cuts. More than 8,000 problems, with solutions. Related Torrents
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