If anyone wants to send me a holiday card, I would absolutely love one (even if we've never chatted)!. Howie Hua.PO Box 28003.Fresno, CA 93729.

Thank you for having me as your keynote speaker, Napa Valley!

A fun mental math trick: Mentally calculating cube roots

The first mathematical activity I do in my courses:

I couldn't figure out the solution to this "move 2 matchsticks" problem in an escape room. Can you figure it out?

Tonight's trick toss

Your pin code is.

It's Mental Math Monday! If the cost of 20 stickers is $36, how would you mentally calculate the cost of 6 stickers?

Tell me your favorite number without telling me your favorite number.

A new school year is coming up, so here's a quick introduction video for what I post. If you need help with math, feel free to follow.

Someone asked me what my favorite mathematical operation is and I told them it has to be subtraction. I just like making a difference.

My first activity I do in math class

No such thing as too early to teach partial products

Cool fraction pattern: You can write a unit fraction as a sum of two distinct unit fractions, and we can do this mentally!

It is a dream come true. I am now a math instructor at University of Oregon! Go Ducks!. I didn't get a job here or anything. I'm just a math instructor physically on their campus.

It's Mental Math Monday with guest teacher Aubrey from Leander, Texas. How would you mentally calculate 625-72?

Why do we always get 37 with this pattern?

I'm running out of trick toss ideas lol

I remember learning about the associative property in school and remembered it was so boring, but it can help us with mental math!

Tonight's trick toss