Divisio (mathematica)
Divisio in arte mathematica est operatio quae numerum in partes aequales dividit, quas quotum nominamus dividendum ÷ divisor = quotus. Quotus indicat quotiens divisor in dividendum est. Et notatio obelus signo divisionis prodest.

 Arithmetica modularis
 Ordo operationum

Bibliographia
 Blake, A. G. 1887. Arithmetic. Dublini: Alexander Thom & Company.
 Derbyshire, John. 2004. Prime Obsession: Bernhard Riemann and the Greatest Unsolved Problem in Mathematics. Novi Eboraci: Penguin Books. ISBN 978-0-452-28525-5.
 Sonnabend, Thomas. 2010. Mathematics for Teachers: An Interactive Approach for Grades K–8. Brooks/Cole, Cengage Learning (Charles Van Wagner). ISBN 978-0-495-56166-8.

Nexus externi 
 Regulae super abacum, ab Odone anno 1784 de divisione mathematica
 Primus mathematicarum disciplinarum elementorum tractatus.

Arithmetica