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。

‫21
[بیست و یک]‬
[bist-o-yek]

‫22
[بیست و دو]‬
[bist-o-do]

‫23
[بیست و سه]‬
[bist-o-se]

‫24
[بیست و چهار]‬
[bist-o-cha-hâr]

‫25
[بیست و پنج]‬
[bist-o-panj]

‫26
[بیست و شش]‬
[bist-o-shesh]

‫27
[بیست و هفت]‬
[bist-o-haft]

‫28
[بیست و هشت]‬
[bist-o-hasht]

‫29
[بیست و نه]‬
[bist-o-noh]

‫30
[سی]‬
[see]