Digit-by-Digit Arithmetic
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Wouldn't it be nice if you could just look at an arithmetic problem and know the answer? Wouldn't it be nice if it was as easy as reading off the digits? Wouldn't it be nice if large numbers were no more difficult than small numbers-they just take a little longer to rattle off the answer? This is exactly what the method in this book achieves. For example, you can multiply by five by simply reading off half of each digit from left-to-right and adding...
Format:Hardcover
Language:English
ISBN:1304946002
ISBN13:9781304946003
Release Date:August 2021
Publisher:Lulu.com
Length:156 Pages
Weight:0.88 lbs.
Dimensions:0.5" x 6.0" x 9.0"
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