id: 06292021
dt: j
an: 2014c.00625
au: Adhami, Mundher
ti: Ratio easy, fractions hard.
so: Equals 15, No. 3, 14-16 (2009).
py: 2009
pu: Mathematical Association (MA), Leicester
la: EN
cc: F82 F42 D72 C32
ut: ratio; proportion; fractions; approach; ratio concepts are more accessible
than fractions; primary education; student activities; ratio-fraction
comparisons; concept formation; learning problems; descriptive
thinking; interpretative thinking; misconceptions
ci:
li: http://www.m-a.org.uk/pdf/equals_15_3.pdf
ab: Summary: Something happens when mathematical ideas are approached ‘from
the ground up’ rather than from the ‘from top down’. The author
looks at recent realisations in the classroom.
rv: