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。

81
[lapan puluh satu]

82
[lapan puluh dua]

83
[lapan puluh tiga]

84
[lapan puluh empat]

85
[lapan puluh lima]

86
[lapan puluh enam]

87
[lapan puluh tujuh]

88
[lapan puluh lapan]

89
[lapan puluh sembilan]

90
[sembilan puluh]