Ancient Indians used the joints of their fingers to count, a practice still seen today. Each finger has 3 joints, and the thumb is used to count them. How many can you count on one hand? How does this relate to the ancient base-12 counting systems?

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Natural Numbers, Whole Numbers and Integers | PadhAiPro

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TextNatural Numbers, Whole Numbers and Integers

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TextNatural Numbers, Whole Numbers and Integers