This happened Thursday. By Friday morning the kids who did “base times height” learned that these numbers didn’t match up with the steepness ranking. They said, “That just gives you area.” So I made these sketches, and hopefully the kids understood why finding area wasn’t the same as finding steepness. Those who did not do “base times […]

- Visual Patterns
- Between 2 Numbers
- Chewable Math
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- Math Arguments 180
- Estimation 180
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- Which One Doesn't Belong?
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