12 of 25 Items .... Source: Howie Hua

Problems, Questions, and Puzzles to spark discussion and argument in the maths classroom.

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Howie: One of my joys in teaching is showing strategies that aren't really well-known. Today we talked about how we CAN divide across fractions like we can with fraction multiplication.




When does this method work well?
When doesn't this method work well?
What do we do in that case?


.: [MS Math], [Howie Hua], [Epiphany].

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What's in Between?
What fractions can you think of that are between \(\dfrac{3}{4}\) and \(\dfrac{4}{5}\)?

What decimals can you think of that are between \(\dfrac{3}{4}\) and \(\dfrac{4}{5}\)?


.: [MS Math], [Howie Hua], [Understandings].

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.: [ALG], [Howie Hua], [Meme].

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.: [ALL], [Howie Hua], [Meme].

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Howie Hua:

Today's meme of the day is also a small assignment for my students: Tell a family member or friend how 4-(-2) has a different story than 4+2.

Maybe I can do this more often? Have students have a "Did you know?" conversation with others to normalize talking about math?


.: [MS Math], [Howie Hua], [Meme].

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Today's tip of the day:


There's a difference between "operation" and "sign."


.: [MS Math], [Howie Hua], [MathTip].

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Today's tip of the day: Focus on the learning. The grade will earn itself.




.: [ALL], [Howie Hua], [MathTip].

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Today's tip of the day: Do not say "cancel" when you really mean "creates a zero pair" or "simplifies to 1."



.: [ALG], [Howie Hua], [MathTip].

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Don't know why something like 14-(-8) is equivalent to 14+8? Here's one way to think about it.


.: [MS Math], [Howie Hua], [Explainer].

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Howie Hua:
Fraction addition context I gave my students: If each of these fractions represent the probability of getting that specific character, what's an efficient way to check that they all add up to 1?


.: [PROBABILTY], [Howie Hua], [Understandings].

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.: [ALL], [Howie Hua], [Meme].

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.: [MS Math], [Howie Hua], [Starters].