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  2. 13 Best Places To Turn Coins Into Cash for Free - AOL

    www.aol.com/where-cash-coins-free-214605501.html

    Suncoast Credit Union has self-service coin-counting machines in each branch lobby, but while they’re cheaper than machines in retail stores, they’re not free. Members pay a 5% fee on the coin ...

  3. Currency-counting machine - Wikipedia

    en.wikipedia.org/wiki/Currency-counting_machine

    A currency-counting machine is a machine that counts money—either stacks of banknotes or loose collections of coins. Counters may be purely mechanical or use electronic components. The machines typically provide a total count of all money, or count off specific batch sizes for wrapping and storage.

  4. Coin flipping - Wikipedia

    en.wikipedia.org/wiki/Coin_flipping

    Tossing a coin. Coin flipping, coin tossing, or heads or tails is the practice of throwing a coin in the air and checking which side is showing when it lands, in order to randomly choose between two alternatives. It is a form of sortition which inherently has two possible outcomes. The party who calls the side that is facing up when the coin ...

  5. Coin collecting - Wikipedia

    en.wikipedia.org/wiki/Coin_collecting

    Coin collecting is the collecting of coins or other forms of minted legal tender. Coins of interest to collectors include beautiful, rare, and historically significant pieces. Collectors may be interested, for example, in complete sets of a particular design or denomination, coins that were in circulation for only a brief time, or coins with ...

  6. Coin problem - Wikipedia

    en.wikipedia.org/wiki/Coin_problem

    Frobenius coin problem with 2-pence and 5-pence coins visualised as graphs: Sloping lines denote graphs of 2x+5y=n where n is the total in pence, and x and y are the non-negative number of 2p and 5p coins, respectively. A point on a line gives a combination of 2p and 5p for its given total (green).

  7. Casino chip - Wikipedia

    en.wikipedia.org/wiki/Casino_chip

    Most casinos using receipts have automated machines at which customers may redeem receipts, eliminating the need for coin counting windows and decreasing labor costs. Casino chip collecting is a part of numismatics, more specifically as specialized exonumia collecting. This hobby has become increasingly popular with the Casino Chips & Gaming ...