homepage/content/blog/2023/04-14-kaktovik/index.md

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2023-04-14 Kaktovik numerals
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I just saw a Scientific American article about the recent inclusion in Unicode of the Kaktovik Numerals, a base-20 counting system invented in 1990 by schoolchildren in northern Alaska.

Let's do some counting!

Apple-inator

- 🍏 + 🍏

Apples

Seems pretty easy, right? I had it group apples in rows, so it's easier to visually see how many apples you have.

Let's use 🍊 instead of 🍏🍏🍏🍏🍏, to make it even easier to see how many rows we have.

Apple-inator

- 🍏 + 🍏

Fruit

Apples


Apple-inator

- 🍏 + 🍏

Kaktovik

Fruit

Apples

Arabic

Can you see how the number of left-and-right lines is the number of complete rows of apples, and the number of up-and-down lines is the number of apples left?