id: 06211002
dt: j
an: 2013f.00334
au: McCulloch, Allison W.; Kenney, Rachael H.; Keene, Karen A.
ti: My answers donâ€™t match! Using the graphing calculator to check.
so: Math. Teach. (Reston) 105, No. 6, 464-468 (2012).
py: 2012
pu: National Council of Teachers of Mathematics (NCTM), Reston, VA
la: EN
cc: D70 U70
ut: 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
ci:
li: doi:10.5951/mathteacher.105.6.0464
http://www.nctm.org/publications/article.aspx?id=32054
ab: 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.
rv: