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Language: en
Pages: 160
Pages: 160
Type: BOOK - Published: 1995-06-01 - Publisher: Turtleback Books
Provides instructions for shortcuts of varying degrees of difficulty for doing arithmetical calculations and estimates, and for checking answers.
Language: en
Pages: 106
Pages: 106
Type: BOOK - Published: 2003 - Publisher: R.I.C. Publications
Games designed to reinforce and consolidate a variety of mathematical concepts with an emphasis on language.
Language: en
Pages: 656
Pages: 656
Type: BOOK - Published: 1855 - Publisher:
Language: en
Pages: 440
Pages: 440
Type: BOOK - Published: 1861 - Publisher:
Language: en
Pages: 198
Pages: 198
Type: BOOK - Published: 1876 - Publisher: