NotesFAQContact Us
Collection
Advanced
Search Tips
50 Years of ERIC
50 Years of ERIC
The Education Resources Information Center (ERIC) is celebrating its 50th Birthday! First opened on May 15th, 1964 ERIC continues the long tradition of ongoing innovation and enhancement.

Learn more about the history of ERIC here. PDF icon

Back to results
Peer reviewed Peer reviewed
ERIC Number: EJ717696
Record Type: Journal
Publication Date: 2004-Aug-1
Pages: 3
Abstractor: Author
Reference Count: 0
ISBN: N/A
ISSN: ISSN-0025-5769
The Extension-Reduction Strategy: Activating Prior Knowledge
Sloyer, Cliff W.
Mathematics Teacher, v98 n1 p48-50 Aug 2004
A mathematical problem is solved using the extension-reduction or build it up-tear it down tactic. This technique is implemented in reviving students' earlier knowledge to enable them to apply this knowledge to solving new problems.
Descriptors: Prior Learning, Problem Solving, Mathematics Instruction, Teaching Methods
National Council of Teachers of Mathematics, 1906 Association Drive, Reston, VA 20191-1502. Web site: http://www.nctm.org.
Publication Type: Guides - Classroom - Teacher; Journal Articles; Reports - Descriptive
Education Level: N/A
Audience: N/A
Language: English
Sponsor: N/A
Authoring Institution: N/A
Identifiers: N/A