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English word arithmetic comes from Ancient Greek (to 1453) ἀριθμός, and later Latin arithmetica ((mathematics) arithmetic.)
ἀριθμός (Ancient Greek)
ἀριθμητική (Ancient Greek)
arithmetica (Latin)
(mathematics) arithmetic.
arismetique (Old French)
Arithmetic Arithmetic; arithmetical.
arsmetike (Middle English)
arithmetic (English)
The mathematics of numbers (integers, rational numbers, real numbers, or complex numbers) under the operations of addition, subtraction, multiplication, and division. (arithmetic) Of a progression, mean, etc, computed solely using addition.. (mathematics) Of, relating to, or using arithmetic; arithmetical.