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We don't always have to rely on the standard algorithm when subtracting. Here are two ways we can think about subtraction:

20,697 views • 1 year ago •via X (Twitter)

10 Comments

Maurits van der Meer's profile picture
Maurits van der Meer1 year ago

Very cool explanation, thank you 😁

Howie Hua's profile picture
Howie Hua1 year ago

Thank you for watching!

Archaer's profile picture
Archaer1 year ago

I’m definitely a ‘friendly checkpoints’ person ✋

Dean Bandes's profile picture
Dean Bandes1 year ago

(Honestly, advice for all math problems) went by fast but was worth rewinding for

Sean M. Arnold's profile picture
Sean M. Arnold1 year ago

@korytellers I start with the 3 to 40 and another 45 is 48.

Richard V DeMerchant's profile picture
Richard V DeMerchant1 year ago

Love this. Looking forward to seeing you at the #bcamt conference in Whistler.

C. Andrew Frank's profile picture
C. Andrew Frank1 year ago

UNO Mavericks!

I❤️🦛🦛's profile picture
I❤️🦛🦛1 year ago

Finding the distance has been life changing in my classroom, when we are subtracting.

Cats in maths's profile picture
Cats in maths1 year ago

Love your explanations Howie, helps me realise how my students might see things in different ways. Am definitely a friendly checkpoint person 🤓

Howie Hua's profile picture
Howie Hua1 year ago

Thank you!

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