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 ...
It is less straightforward to picture the answer to this addition because the denominators (bottom numbers) are different. You can only add and subtract fractions when the bottom numbers, or ...
Recent research finds that a solid grade school knowledge of fractions and long-form division accurately predicts later success in high school math. Christie Nicholson reports What part of math was ...
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