algorism

Noun
  1. The Arabic (or decimal) system of numeration (synset 106823549)
    is a type of: decimal number system, decimal numeration system, decimal system - a positional system of numeration that uses decimal digits and a base of ten
  2. Computation with Arabic figures (synset 106013929)
    is a type of: arithmetic - the branch of pure mathematics dealing with the theory of numerical calculations

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