Understanding fractions across the grades:
Mathematics Education Collaboration.
Understanding fractions across the grades: Ruth E. Parker. - Portsmouth, NH: Heinemann, 2006. - vii, 36 p. : ill. ; 28 cm.
0-325-00938-4
372.72 UNE
Understanding fractions across the grades: Ruth E. Parker. - Portsmouth, NH: Heinemann, 2006. - vii, 36 p. : ill. ; 28 cm.
0-325-00938-4
372.72 UNE