Fifth-graders will continue to deepen their understanding of addition, subtraction, multiplication, and division of fractions.

Ninety fifth-grade pupils took a test we developed with the aim of achieving a better understanding of the field of pupils' understanding of the part-whole aspect of fractions.

This study contrasted the achievement of students using either commercial curricula (CC) for initial fraction learning with the achievement of students using the Rational Number Project (RNP) fraction ...