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Tag: factoring

link to Prime (and Other) Factors of 72

Prime (and Other) Factors of 72

The number 72 is frequently used to demonstrate deep mathematical structure. Not only does it have factors other than 1 and itself (it is composite, or not prime), it has quite a lot of them, and its...

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link to 7 Reasons why $(x+4)^2$ does not equal $x^2+16$

7 Reasons why $(x+4)^2$ does not equal $x^2+16$

It's tempting to think that squaring a binomial means simply squaring each term. I mean, if math is logical and makes sense, it should be that easy, right? Yet, algebra students (and even students...

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link to Why Do We Factor Expressions?

Why Do We Factor Expressions?

Meme credit: Howie Hua via Twitter Factoring expressions is one of those tasks in algebra that often feel tedious and pointless. This is even more true once someone points out that the vast...

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link to Grouping and Regrouping in Math

Grouping and Regrouping in Math

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 elementary math." I would go so far as to say it is the...

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link to Factoring Numbers: How Do I Help My Child?

Factoring Numbers: How Do I Help My Child?

(Click aqui para leer este articulo en español.) Soon after they learn the basics of multiplication, your child will begin to learn about factoring in math class. You can think of factoring as a...

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About Me

Barbie has taught math and worked in student support at community colleges and other postsecondary schools for twenty years. Most of her students were math-insecure. Barbie is also a parent and regular school volunteer, using her math teaching skills alongside local teachers to support and bolster the students and families as much as she can.

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