Kita sepakat menggunakan sistim angka 10 dalam kehidupan sehari-hari. Tahukah anda bahwa di dunia ini ada juga sistim berhitung 4 angka, 5, 6, 8, 12, 15, 16,20, 24, 27, 32, 60…..dan beberapa lagi.
in INFOGRAFIS
Sistem Angka yang Kita Sepakati

Enter your account data and we will send you a link to reset your password.
To use social login you have to agree with the storage and handling of your data by this website. %privacy_policy%
AcceptHere you'll find all collections you've created before.