Math Teacher Barbie

For more about showing your work, see mathteacherbarbie.com/why-to-encou...

Just like the algebra tiles move _across_ the page when we distribute, I make the case for "Across" in the name of the distributive property! mathteacherbarbie.com/the-case-for...

Regrouping in the everyday. We used to call this direction "carrying the 1."

Do you know _why_ your child should show their work? mathteacherbarbie.com/how-to-encou...

#unitchat #slopechat #multiplicationchat

The area model is a direct abstraction of arrays.

The area model works for fractions too! mathteacherbarbie.com/area-model-m...

Why do we need to learn that? There are lots of reasons. Making sure your toolbox has what's needed when you need it, that's one. mathteacherbarbie.com/math-practic...

| mathteacherbarbie.com In a recent TikTok, Howie Hua (who trains future teachers in math) declared grouping and regrouping to be "one of the most important topics in…

How many ways can _you_ group these? mathteacherbarbie.com/grouping-and...

Learning is about more than just the "how to."

| mathteacherbarbie.com Words we use loosely throughout elementary math -- such as solve, expression, equation, formula -- suddenly gain very particular and specific meanings in algebra. Not…

All formulas and functions express relationships and are built out of expressions. Most, but. not all, formulas are also functions. mathteacherbarbie.com/formulas-exp...

Image shows edits to a quote altered to read "Parents learned to hate math because they hated feeling [insert negative feeling here] by math." The negative feelings are shown in a dropdown list: confused, frustrated, embarrased, intimidated, bored. The original quote was "Children don't hate math. They hate feeling [negative feeling] by math.

As this school year ramps up, remember to take care how you talk about math with your kids! mathteacherbarbie.com/negative-tal...

I _would_ prefer Cover 2, except that it "blends in" more with other covers out there. Therefore, for uniqueness, my vote is Cover 1.

#distributivepropertyofmultiplicationacrossaddition

Sidequest on my way to my article about factoring out the GCF in algebra. What do you say: with me on changing distributive property language from "over" to "across"? mathteacherbarbie.com/the-case-for...

Five consecutive numbers have the following properties; Prime, Multiple of seven, square, even, prime. What are the five numbers?

Here's the #OCRMathspuzzle for this week! Have a great weekend! :)

The below number properties apply to five consecutive numbers.
What are the five numbers?

#maths #teacher #puzzle #resource #number #numberproperties
#MathsToday #ITeachMath #UKMathsChat

I hear a lot of lamentation about the need to return to rote memorization in our classrooms. If rote memorization had worked, we wouldn't be where we are. Yes, our kids (and adults) need to know their math facts even today! However, there are better ways to learn them.

Cheating on an exam by memorizing everything the professor taught in advance so I can easily answer all the questions