数字Most languages have number systems, and these can vary quite a bit. Scroll down to discover and learn interesting number systems from all around the world.

大多数语言都有数字系统，这些系统可能会有很大差异。向下滚动以发现和学习来自世界各地的有趣数字系统。

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[quaranta-u]

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[quaranta-dos]

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[quaranta-tres]

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[quaranta-quatre]

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[quaranta-cinc]

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[quaranta-sis]

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[quaranta-set]

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[quaranta-vuit]

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[quaranta-nou]

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[cinquanta]