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Delving Deeper
Delving Deeper: Reducing the Sum of Two Fractions

Harris Shultz, Ray Shiflett 

March 2005, Volume 98, Issue 7, Page 486

Abstract:
Investigating when certain sums of two fractions can be reduced while others cannot. Number theory, prime numbers, and proofs are discussed.

Keywords:
Article
Conceptual Development
Grades 9-12
Teacher
Fractions / Decimals / Percents / Rational Numbers
Inequalities
Reasoning and Proof
Theory
Number Theory
Prime Numbers