The branch of mathematics usually concerned with the four operations (addition, subtraction, multiplication and division) of positive numbers.

mid-13c., arsmetike, from Old French arsmetique (12c.), from Latin arithmetica, from Greek arithmetike (tekhne) "(the) counting (art)," fem. of arithmetikos "of or for reckoning, arithm [..]

area of mathematics that includes: - addition, subtraction, multiplication and division, of - whole numbers, decimals and fractions.

working with numbers, like adding, subtracting, multiplying and dividing

Method of computing using addition, subtraction, multiplication, or division.

the part of mathematics that studies quantity, especially as the result of combining numbers (as opposed to variables) using the traditional operations of addition, subtraction, multiplication and div [..]

The simplest part of mathematics. When you study arithmetic you learn about addition, subtraction, multiplication, and division (called operations). Some more advanced ideas are included in arithmetic [..]

(n) the branch of pure mathematics dealing with the theory of numerical calculations(adj) relating to or involving arithmetic

Math calculations done for preparing appropriate doses of medicines, taking into account conversions of Weights and Measures. Mistakes are one of the sources of Medication Errors.

adj. Refers to a type or value on which conventional arithmetic can be performed. The arithmetic types in C are the integral types (q.v.) and the floating types (float, double, and long double).