Math Links for Week Ending July 26th, 2024

Featured Links

There are a lot of days that you can celebrate mathematically, the most recent was Pi Approximation Day
Curriculum Tags: All
https://x.com/howie_hua/status/1815355640019030452
https://x.com/MathigonOrg/status/1815386427284230252

A thread about pi approximation day:

(22/7)

— Howie Hua (@howie_hua) July 22, 2024

Happy #PiApproximationDay! Did you know 22/7 is a really good approximation for π? Learn more at https://t.co/pCiTRqg7mK pic.twitter.com/tKiOq2O5Bb

— Mathigon (@MathigonOrg) July 22, 2024

Resource Links

I'm always happy to share the work that @JamesTanton shares. Especially the chapters of nis new mathematics resource as they are completed
Curriculum Tags: All
https://x.com/jamestanton/status/1815145832443994125

Marching on with ARITHMETIC, ALGEBRA & RADICAL COMPREHENSION OF MATH.
Chapter 15, Exponents, draft is out.
(Very much a draft. Not sure if I like it. Could just be in algebra weeds now. Let me know if you think it works. Curious!)https://t.co/gPEvhQhxhK#mtbos @GlobalMathProj pic.twitter.com/pSNxr3PR8Q

— James Tanton (@jamestanton) July 21, 2024

Video Links

I'm a big fan of the area model for multiplication, especially when dealing with fractions and binomials
Curriculum Tags: Gr7, Gr8, MTH1W
https://x.com/howie_hua/status/1816606026998907059

Do you know how to multiply using rectangles/area models? If not, here's a quick explainer: pic.twitter.com/akiKubO45e

— Howie Hua (@howie_hua) July 25, 2024

Image Links

More fraction fun from @ProfSmudge
Curriculum Tags: Gr7, Gr8, MTH1W
https://x.com/ProfSmudge/status/1815721769535226135

Fraction of a fraction?? pic.twitter.com/qWIWa7vWtT

— Professor Smudge (@ProfSmudge) July 23, 2024

This is a fun area problem that you only need minimal evidence about properties of circles to solve. 
Curriculum Tags: Gr8, MTH1W
https://x.com/ybgoi/status/1815968753777086705

Calculate the shaded area of the circle, O ? pic.twitter.com/X6otHH3WBN

— Yacob Goitom (@ybgoi) July 24, 2024