Nonfiction
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PUBLISHED
©2006
EDITION
DESCRIPTION
xxiv, 278 pages : illustrations ; 21 cm
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NOTES
"Originally published in different form as Mathemagics by Lowell House, Los Angeles, in 1993"--T.p. verso
Quick tricks : easy (and impressive) calculations -- A little give and take : mental addition and subtraction -- Products of a misspent youth : basic multiplication -- New and improved products : intermediate multiplication -- Divide and conquer : mental division -- Good enough : the art of "guesstimation" -- Math for the board : pencil-and-paper math -- A memorable chapter : memorizing numbers -- The tough stuff made easy : advanced multiplication -- Presto-digit-ation : the art of mathematical magic -- Epilogue by Michael Shermer : how math helps us think about weird things