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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:

Howie Hua

100,618 subscribers

20,712 次观看 • 2 年前 •via X (Twitter)

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10 条评论

Maurits van der Meer 的头像

Maurits van der Meer2 年前

Very cool explanation, thank you 😁

Howie Hua 的头像

Howie Hua2 年前

Thank you for watching!

Archaer 的头像

Archaer2 年前

I’m definitely a ‘friendly checkpoints’ person ✋

Dean Bandes 的头像

Dean Bandes2 年前

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

Sean M. Arnold 的头像

Sean M. Arnold2 年前

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

Richard V DeMerchant 的头像

Richard V DeMerchant2 年前

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

C. Andrew Frank 的头像

C. Andrew Frank2 年前

UNO Mavericks!

I❤️🦛🦛 的头像

I❤️🦛🦛2 年前

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

Cats in maths 的头像

Cats in maths2 年前

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

Howie Hua 的头像

Howie Hua2 年前

Thank you!

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