Arithmetic

A·rith·me·tic

Arithmetic

n.
  1. The science of numbers; the art of computation by figures.
  2. A book containing the principles of this science.

Phrases & Compounds

Arithmetic of sines
trigonometry.
Political arithmetic
the application of the science of numbers to problems in civil government, political economy, and social science.
Universal arithmetic
the name given by Sir Isaac Newton to algebra.