## Arithmetic |

**arithmetic**(from thegreek ἀριθμός *arithmos*, " " andnumber τική [τέχνη] ,*tiké [téchne]*, " ") is a branch ofart that consists of the study ofmathematics , especially the properties of the traditionalnumbers on them—operations ,addition ,subtraction andmultiplication . arithmetic is an elementary part ofdivision , and number theory is considered to be one of the top-levelnumber theory , along withdivisions of modern mathematics ,algebra , andgeometry . the termsanalysis *arithmetic*and*higher arithmetic*were used until the beginning of the 20th century as synonyms for*number theory*and are sometimes still used to refer to a wider part of number theory.^{[1]}- history
- arithmetic operations
- decimal arithmetic
- compound unit arithmetic
- number theory
- arithmetic in education
- see also
- notes
- references
- external links

**Arithmetic** (from the *arithmos*, "*tiké [téchne]*, "*arithmetic* and *higher arithmetic* were used until the beginning of the 20th century as synonyms for *number theory* and are sometimes still used to refer to a wider part of number theory.^{[1]}