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    Rapid Math Tricks & Tips: 30 Days to Number Power: Thirty Days to Number Power (Mathematics)

     
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    Rapid Math Tricks & Tips: 30 Days to Number Power: Thirty Days to Number Power (Mathematics)

    Description

    Master common math problems without a calculator! Award-winning math teacher Ed Julius covers more than 60 powerful math tips and techniques in his entertaining 30-day program. For example, multiply any two-digit number by 11 simply by splitting apart the two digits, adding them, and placing the sum in the middle (45 x 11 = 495 because 4 + 5 = 9).

    Product details

    EAN/ISBN:
    9780471575634
    Edition:
    1
    Medium:
    Paperback
    Number of pages:
    240
    Publication date:
    1992-09-15
    Publisher:
    John Wiley & Sons
    Languages:
    english
    EAN/ISBN:
    9780471575634
    Edition:
    1
    Medium:
    Paperback
    Number of pages:
    240
    Publication date:
    1992-09-15
    Publisher:
    John Wiley & Sons
    Languages:
    english

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