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  2. Finger-counting - Wikipedia

    en.wikipedia.org/wiki/Finger-counting

    The Greco-Roman author Plutarch, in his Lives, mentions finger counting as being used in Persia in the first centuries CE, so the practice may have originated in Iran. It was later used widely in medieval Islamic lands.

  3. History of ancient numeral systems - Wikipedia

    en.wikipedia.org/wiki/History_of_ancient_numeral...

    [3] [4] Finally, there are neurological connections between the parts of the brain that appreciate quantity and the part that "knows" the fingers (finger gnosia), and these suggest that humans are neurologically predisposed to use their hands in counting. [5] [6] While finger-counting is typically not something that preserves archaeologically ...

  4. Abacus - Wikipedia

    en.wikipedia.org/wiki/Abacus

    The similarity of the Roman abacus to the Chinese one suggests that one could have inspired the other, given evidence of a trade relationship between the Roman Empire and China. However, no direct connection has been demonstrated, and the similarity of the abacuses may be coincidental, both ultimately arising from counting with five fingers per ...

  5. Roman abacus - Wikipedia

    en.wikipedia.org/wiki/Roman_abacus

    The Late Roman hand abacus shown here as a reconstruction contains seven longer and seven shorter grooves used for whole number counting, the former having up to four beads in each, and the latter having just one. The rightmost two grooves were for fractional counting. The abacus was made of a metal plate where the beads ran in slots.

  6. Morra (game) - Wikipedia

    en.wikipedia.org/wiki/Morra_(game)

    Morra is a hand game that dates back thousands of years to ancient Roman and Greek times. Each player simultaneously reveals their hand, extending any number of fingers, and calls out a number. Any player who successfully guesses the total number of fingers revealed by all players combined scores a point.

  7. Addicted to the Olympics? A turnaround for the Peacock ...

    www.aol.com/entertainment/addicted-olympics...

    Lazarus ordered a teardown of Peacock's Olympics operation, memorably conceding in June that consumers had reacted with “the big digital middle finger” to their past work. Peacock was hard to ...

  8. Chisanbop - Wikipedia

    en.wikipedia.org/wiki/Chisanbop

    36 represented in chisanbop, where four fingers and a thumb are touching the table and the rest of the digits are raised. The three fingers on the left hand represent 10+10+10 = 30; the thumb and one finger on the right hand represent 5+1=6. Counting from 1 to 20 in Chisanbop. Each finger has a value of one, while the thumb has a value of five.

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