Continuing to explore fraction comparisons, Clip 2 of 7: Kimberly and Audra compare one half and three fourths

Amy Marie Martino
In the second clip, Kimberly and Audra worked together on the task: Which is larger one half or three fourths. Kimberly built a model using an orange and red train, two dark green rods, and four light green rods , and reasoned directly that three fourths was larger than one half by one fourth. She then set out to find another model, and built a model that was the same length using a different train...
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