What is 1/2+1/4+1/8+1/16+...?

Small changes, big impacts in the classroom part 6: Asking myself 'What experiences do I want my students to have today?' helps me create my lessons.

It's Mental Math Monday! What goes on in your head when you're mentally calculating 18×15?

How do we know the harmonic series (1+1/2+1/3+1/4+...) diverges?

Howie Hua at #SUM2024 . If you ever get the chance to hear him speak, I highly recommend you do so! You won’t be disappointed! Sask Math Teachers

Thank you Saskatchewan and the SUM conference for being my first in-person international speaking opportunity! I loved it here!

Can you believe it? I am now a math instructor at The University of Saskatchewan! Go Huskies!

I didn't get a job here or anything. I'm just a math instructor physically on their campus.

I wish I was taught this way of dividing by 5 when I was younger

Do you know of this way of multiplying by 5? I think it's pretty neat.

It's Mental Math Monday! How would you mentally calculate 12% of 45?

How would you count these apples?

If you say 'I am a math teacher' three times in front of a mirror, someone will appear and tell you how much they hated math in school.

I remember thinking (a+b)+c=a+(b+c) was so boring and pointless, until I realized I use it all the time

Viewer request: Why does nC2=n(n-1)/2?

Mathematicians would say 'Here's my origin story' and show this:

How do we know the seven bridges of Königsberg problem is impossible?