How do you divide? Intriguing models of long-division problems from around the world

Love it or hate it, long-division is a necessary and practical skill to learn. While I certainly don’t use any of my high school calculus in daily life nowadays, I do occasionally whip out a pen and paper to calculate how many cat sushi figures I can buy for my yen’s worth, for instance.

Recently, our minds were blown when we stumbled across a picture that illustrates the ways that people in different countries calculate long-division problems. Which style were you taught to use in school?

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