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MathAMATYC Educator Winter 2020
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MathAMATYC Educator

A refereed publication of the American Mathematical Association of Two-Year Colleges

Editor: Johanna Debrecht, Northern Virginia CC

Assistant Editor: George Alexander, Madison Area Technical College

Production Manager: Wendi Morrison, Sheridan College, HMC

Winter 2020 Issue

Volume 11, Number 2

Earlier and Later Issues

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This Issue’s Features


Like It or Love It: Exploring Elements Affecting Students’ Mathematical Achievement

Ezell Allen, University of Memphis, Southern Union State Community College

Leigh Harrell-Williams, University of Memphis

College Students’ Understanding of Fraction Addition

Brianna Bentley, North Carolina State University

Michael Bossé, Appalachian State University

Confronting Students’ Misconceptions by Analyzing Errors in Examples of Student Work

Nicholas Kirby and Jennifer Yantz, Austin Peay State University


Creating a Differential Equations Course Using the Backward Design Process

Jonathan Weisbrod, Rowan College at Burlington County


A Range Rule of Thumb: Estimation, History, Activity, and Validation

Douglas B. Redington and R. Alan Russell, Elon University


A Connection Between Numerical Fulcrums and Primes of the Form N2+1

Harris S. Shultz, California State University,Fullerton

Richard Zucker, Irvine Valley College

R. J. Liljestrom, Northwestern Mutual


MathAMATYC Educator's Departments

Use It Now


March Madness, Combinatorics, and You

Thomas Roybal, Utah Valley University

From Polar to Spherical Coordinates

Tuyetdong Phan-Yamada, California State University, Los Angeles

Phantom Graphs: How to Visualize a Polynomial’s “Hidden” Zeros

Michael W. Ecker, Pennsylvania State University, Wilkes–Barre Campus, (retired)


The Problem Section


Take the Challenge

Sean Simpson, Westchester Community College, NY


Digital (web only) Articles

Going Paperless with a Tablet: Pros, Cons, and Other Lessons

Victoria Ingalls, Tiffin University


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