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ERIC Number: EJ512547
Record Type: CIJE
Publication Date: 1995
Pages: N/A
Abstractor: N/A
ISBN: N/A
ISSN: ISSN-0228-0671
EISSN: N/A
Available Date: N/A
The Case for and against "Casting Out Nines."
Bruckheimer, Maxim; And Others
For the Learning of Mathematics, v15 n2 p23-28 Jun 1995
Discusses some of the history of casting out nines and the controversy surrounding its use as a method of checking. (17 references) (MKR)
Descriptors: Elementary Secondary Education, Mathematical Concepts, Mathematics Education, Mathematics History, Mathematics Instruction, Number Concepts
Publication Type: Guides - Classroom - Teacher; Journal Articles
Education Level: N/A
Audience: N/A
Language: English
Sponsor: N/A
Authoring Institution: N/A
Grant or Contract Numbers: N/A
Author Affiliations: N/A