David Petro (@davidpetro314) 's Twitter Profile
David Petro

@davidpetro314

I am tribal. Math is one of my tribes & so is Ironman Triathlon. Though here I only tweet about Math & Science. @OAMEcounts PastPresident @Desmos Fellow #MTBoS

ID: 84664035

linkhttp://ontariomath.blogspot.com calendar_today23-10-2009 19:09:46

6,6K Tweet

3,3K Followers

272 Following

David Petro (@davidpetro314) 's Twitter Profile Photo

[New Post] Ontario Math Links - My favourite #math related links from this week. #OAME2025 Edition: ontariomath.blogspot.com/2025/05/math-l… Links & help from Aleda Klassen Valerie Camille Jones, Ed.D David Poras Jay Cummings Howie Hua Nat Banting Ganesh UOR and more #MathChat #MTBoS #iTeachMath

[New Post] Ontario Math Links - My favourite #math related links from this week. #OAME2025 Edition:

ontariomath.blogspot.com/2025/05/math-l…

Links &amp; help from <a href="/aledaklassen/">Aleda Klassen</a> <a href="/drvcjones/">Valerie Camille Jones, Ed.D</a> <a href="/davidporas/">David Poras</a> <a href="/LongFormMath/">Jay Cummings</a> <a href="/howie_hua/">Howie Hua</a> <a href="/NatBanting/">Nat Banting</a> <a href="/ganeshuor/">Ganesh UOR</a> and more #MathChat #MTBoS #iTeachMath
Desmos Classroom (@desmosclassroom) 's Twitter Profile Photo

Invite your students to take a swing at our latest monthly challenge: Contour Golf!⛳️In this activity for grades 8+, students will aim for a hole-in-one by mastering the right combination of power and direction on 3D graphs. Join classrooms nationwide🔗: student.desmos.com/join/w2cpb8

David Petro (@davidpetro314) 's Twitter Profile Photo

[New Post] Ontario Math Links - My favourite #math related links from this week: ontariomath.blogspot.com/2025/05/math-l… links and help from Libo Valencia 🧮 MathPlay COMAP Math Open Middle Robert Kaplinsky Howie Hua and more #MathChat #MTBoS #iTeachMath

[New Post] Ontario Math Links - My favourite #math related links from this week:

ontariomath.blogspot.com/2025/05/math-l…

links and help from <a href="/MrValencia24/">Libo Valencia 🧮 MathPlay</a> <a href="/COMAPMath/">COMAP Math</a> <a href="/openmiddle/">Open Middle</a> <a href="/robertkaplinsky/">Robert Kaplinsky</a> <a href="/howie_hua/">Howie Hua</a> and more #MathChat #MTBoS #iTeachMath
Desmos Classroom (@desmosclassroom) 's Twitter Profile Photo

#ICYMI: On June 28, Desmos Classroom will become Amplify Classroom as we expand to science and literacy! Drop by our webinar, where we'll discuss exciting updates to the platform experience. Gain exclusive insights into the upgraded platform. Register here:bit.ly/43pY5up

#ICYMI: On June 28, Desmos Classroom will become Amplify Classroom as we expand to science and literacy! Drop by our webinar, where we'll discuss exciting updates to the platform experience. Gain exclusive insights into the upgraded platform. Register here:bit.ly/43pY5up
Howie Hua (@howie_hua) 's Twitter Profile Photo

A lot of people use common denominators when comparing fractions, but did you know we can use common numerators as well? Here's how we can do this:

David Petro (@davidpetro314) 's Twitter Profile Photo

[New Post] Ontario Math Links - My favourite #math related links from this week: ontariomath.blogspot.com/2025/05/math-l… links and help from Desmos Classroom Fawn Nguyen Jenna Laib edutopia Howie Hua and more #MathChat #MTBoS #iTeachMath

[New Post] Ontario Math Links - My favourite #math related links from this week:

ontariomath.blogspot.com/2025/05/math-l…

links and help from <a href="/desmosclassroom/">Desmos Classroom</a> <a href="/fawnpnguyen/">Fawn Nguyen</a> <a href="/jennalaib/">Jenna Laib</a> <a href="/edutopia/">edutopia</a> <a href="/howie_hua/">Howie Hua</a> and more #MathChat #MTBoS #iTeachMath
Fawn Nguyen (@fawnpnguyen) 's Twitter Profile Photo

I'm cranking them out today. Another NEW Post: Finding the Mean fawnnguyen.substack.com/p/finding-the-… High-quality curriculum matters! Amplify

World of Statistics (@stats_feed) 's Twitter Profile Photo

Les Stewart typed out every number from one to one millions on his typewriter, not in number form, but spelled out. It took him 16 years.

Les Stewart typed out every number from one to one millions on his typewriter, not in number form, but spelled out. It took him 16 years.
David Petro (@davidpetro314) 's Twitter Profile Photo

[New Post] Ontario Math Links - My favourite #math related links from this week: ontariomath.blogspot.com/2025/05/math-l… links and help from David Butler Howie Hua Libo Valencia 🧮 MathPlay World of Statistics and more #MathChat #MTBoS #iTeachMath

[New Post] Ontario Math Links - My favourite #math related links from this week: 

ontariomath.blogspot.com/2025/05/math-l…

links and help from <a href="/DavidKButlerUoA/">David Butler</a> <a href="/howie_hua/">Howie Hua</a> <a href="/MrValencia24/">Libo Valencia 🧮 MathPlay</a> <a href="/stats_feed/">World of Statistics</a> and more #MathChat #MTBoS #iTeachMath
David Petro (@davidpetro314) 's Twitter Profile Photo

[New Post] Ontario Math Links - My favourite #math related links from this week: ontariomath.blogspot.com/2025/06/math-l… links and help from Erick Lee HRCE Math Howie Hua Tim Brzezinski and more #MathChat #MTBoS #iTeachMath

[New Post] Ontario Math Links - My favourite #math related links from this week:

ontariomath.blogspot.com/2025/06/math-l…

links and help from <a href="/TheErickLee/">Erick Lee HRCE Math</a> <a href="/howie_hua/">Howie Hua</a> <a href="/TimBrzezinski/">Tim Brzezinski</a> and more #MathChat #MTBoS #iTeachMath
Steven Strogatz (@stevenstrogatz) 's Twitter Profile Photo

My new #math series in the New York Times, "Math, Revealed," is aimed at everyone, whether you love math or not. Have a look! You can read it here for free without a subscription. nytimes.com/interactive/20…