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One of my favorite math tricks

77,371 просмотров • 3 лет назад •via X (Twitter)

Комментарии: 9

Фото профиля johnroycroft.eth
johnroycroft.eth3 лет назад

Just started following and have shown all your tricks to my Y6 class. After 30 years of teaching, my passion for maths shortcuts is as strong as ever!

Фото профиля Pak Anira
Pak Anira3 лет назад

Is that Willow Pill's shirt?????

Фото профиля Samantha Yammine, PhD
Samantha Yammine, PhD3 лет назад

This trick is equally as iconic as the shirt and I didn't think that was possible

Фото профиля Ryan
Ryan3 лет назад

You enthusiasm and energy is really positive. Oh and this is math witchcraft! 🙂

Фото профиля barry goldman
barry goldman3 лет назад

@heysciencesam ah.. all that fibonaci stuff!

Фото профиля Alexander Williams
Alexander Williams3 лет назад

Love this one Howie. It's fantastic combination of mental math with a touch of algebra.

Фото профиля AllisonAuction&Appraisal
AllisonAuction&Appraisal3 лет назад

Did not know the 11, kids never heard of the 9 trick. Can you do one on that so moms not crazy.

Фото профиля Reva Ahuja
Reva Ahuja3 лет назад

@howie_hua - this is AWESOME

Фото профиля ZHONG XINA
ZHONG XINA3 лет назад

nice tee

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