\input zb-basic
\input zb-matheduc
\iteman{ZMATH 2013f.00334}
\itemau{McCulloch, Allison W.; Kenney, Rachael H.; Keene, Karen A.}
\itemti{My answers don't match! Using the graphing calculator to check.}
\itemso{Math. Teach. (Reston) 105, No. 6, 464-468 (2012).}
\itemab
Summary: Findings from a study on what students trust and why when checking their written work with a graphing calculator results in conflicting solutions. Based on these findings, suggestions for promoting good checking practices are provided.
\itemrv{~}
\itemcc{D70 U70}
\itemut{checking a calculation; solution check; graphing calculators; conflicting solutions; student reactions; educational media; research; choices; student errors; beliefs about affordances and limitations of technology; confidence in mathematical ability; good checking practices}
\itemli{doi:10.5951/mathteacher.105.6.0464 http://www.nctm.org/publications/article.aspx?id=32054}
\end