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ERIC Number: EJ145381
Record Type: CIJE
Publication Date: 1976
Pages: N/A
Abstractor: N/A
Reference Count: N/A
ISBN: N/A
ISSN: N/A
Addition and Subtraction of Directed Numbers
Bartolini, Pietro
Mathematics Teaching, 74, 34-35, Mar 76
An instructional sequence in which number lines and beads are used to illustrate addition and subtraction of directed numbers is described. (SD)
Publication Type: N/A
Education Level: N/A
Audience: N/A
Language: N/A
Sponsor: N/A
Authoring Institution: N/A