The next time you think about telling your math teacher you can’t add 14 and 35 without a calculator, think about the ancient people who handled their Base 12 math system without anything more than their fingers.
You can read how this fascinating system (that permeates our modern-day lives) was most likely established and worked. Or you can try to figure out on your own how to do it on your own hands and check yourself!
Crazy how much math you can do with a little creative thinking! (And my middle school and high school students can count on having this thrown in their face every time they tell me they need a calculator to figure out how many times 6 goes into 36!)
[...] And they did it without calculators [...]
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