Division of fractions, a troublesome area for students, is looked at anew using a common denominator algorithm.
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Mathematical Explorations: Developing the Common Denominator Fraction Division Algorithm
classroom-ready activiti
Andrew M. Tyminski and James K. Dogbey
Janet Sharp and Rachael M. Welder
Students notoriously struggle with division of fractions in 5 key areas. Hear what those 5 areas are and how recommendations address the limitations.
Debra I. Johanning and James D. Mamer
Developing number and operation sense associated with fraction division is viewed from multiple perspectives: modeling, equivalence, and symbolism.
Alfinio Flores and Melina D. Priewe
Students explore multiplicative comparisons and the meaning of remainders using their own concrete representations, including orange wedges.
Natalya Vinogradova and Larry Blaine
The Maximum Chocolate Party game requires students to divide and compare fractions in a practical and concrete context.
Juli K. Dixon and Jennifer M. Tobias
Anticipate and address errors that arise when fractions are placed in context and illustrated with models.
Courtney Starling and Ian Whitacre
Introduce your students to a fun and innovative game to encourage precise communication
A cartoon involving number theory is coupled with a full-page activity sheet.
Debra I. Johanning
See how students use number sense and also algorithm sense as tools to develop their understanding of fraction operations.
Darrell Earnest and Julie M. Amador
Share news about happenings in the field of elementary school mathematics education, views on matters pertaining to teaching and learning mathematics in the early childhood or elementary school years, and reactions to previously published opinion pieces or articles. Find detailed department submission guidelines at http://www.nctm.org/WriteForTCM.
