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National Council of Teachers of Mathematics 2014 Research Conference

Please note: The NCTM conference program is subject to change.

149- Characterizing Contexts That Support Understanding of Integer Subtraction

Wednesday, April 9, 2014: 2:45 PM-3:15 PM
Room 211 ( Ernest N. Morial Convention Center)
Lead Speaker:
Christy Pettis
Co-Speaker:
Aran W. Glancy


Description of Presentation:

This study examines the connection between student difficulties with integer subtraction, specifically subtracting negatives, and the contexts we use to teach the operation. Helpful contexts emphasize the concept of net value which represents the combination of two distinct and opposite objects.

Session Type: Brief Research Report

See more of: Brief Research Report