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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:

20,712 Aufrufe • vor 2 Jahren •via X (Twitter)

10 Kommentare

Profilbild von Maurits van der Meer
Maurits van der Meervor 2 Jahren

Very cool explanation, thank you 😁

Profilbild von Howie Hua
Howie Huavor 2 Jahren

Thank you for watching!

Profilbild von Archaer
Archaervor 2 Jahren

I’m definitely a ‘friendly checkpoints’ person ✋

Profilbild von Dean Bandes
Dean Bandesvor 2 Jahren

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

Profilbild von Sean M. Arnold
Sean M. Arnoldvor 2 Jahren

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

Profilbild von Richard V DeMerchant
Richard V DeMerchantvor 2 Jahren

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

Profilbild von C. Andrew Frank
C. Andrew Frankvor 2 Jahren

UNO Mavericks!

Profilbild von I❤️🦛🦛
I❤️🦛🦛vor 2 Jahren

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

Profilbild von Cats in maths
Cats in mathsvor 2 Jahren

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

Profilbild von Howie Hua
Howie Huavor 2 Jahren

Thank you!

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