souanpan
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Stockphotos.ro (c) 2024. All stock photos are provided by Dreamstime and are copyrighted by their respective owners.
souanpan |
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| navigate by keyword : abacus aid arithmetic background beads box brown calculating chinese colored colorful counting exercising frame illustration isolated mathematics numeral pan red sliding souanpan suan suanpan symbol system thirteen tool toy white wires wooden |
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| Suanpan Chinese abacus, also Suan Pan and souanpan. Counting frame and calculating tool with red beads sliding on wires in a wooden box. It is still used today, despite pocket electronic calculators. |
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Stockphotos.ro (c) 2024. All stock photos are provided by Dreamstime and are copyrighted by their respective owners. |
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