For many elementary teachers, fractions have traditionally sprung to mind lessons involving pizzas, pies, and chocolate bars, among other varieties of “wholes” that can be shared. But in what many ...

Size of an interval on a number line Example: fractions on a number line Each of these shapes have been split into two equal parts. Each part is a half. Half is shaded orange and half is unshaded.

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When two fractions have the same value, but have different denominators and numerators, they are called equivalent fractions. Equivalent means they are equal. They have the same value. This fraction ...

We present a case study of teaching and learning fraction addition on number lines in one 6th-grade classroom that used the Connected Mathematics Project Bits and Pieces II materials. Our main ...