› the part of mathematics that involves the adding and multiplying, etc. of numbers: I've never been very good at arithmetic. an arithmetic test› calculations involving adding and multiplying, etc. numbers: I did some quick mental arithmetic and decided it was going to cost too much. I can't figure out which of these is cheaper - could you do the arithmetic?

More examples

- What does all that add up to? I'm afraid my mental arithmetic isn't very good.
- These kids have had seven years in school and they can't even do some simple arithmetic!
- She was taught reading, writing and arithmetic at the village school.
- He tried to do his tax form but he couldn't work out all the arithmetic.
- I couldn't work in a post office - there is too much arithmetic involved!

arithmetical

adjective uk
/ˌær.ɪθˈmet.ɪ.kəl/ us
/ˌer.ɪθˈmet̬-/ (also arithmetic, uk
/ˌær.ɪθˈmet.ɪk/ us
)

› arithmetical problemsarithmetically

adverb uk
/ˌær.ɪθˈmet.ɪ.kəl.i/ us
/ˌer.ɪθˈmet̬-/

(Definition of arithmetic from the Cambridge Advanced Learner’s Dictionary & Thesaurus © Cambridge University Press)

arithmetical

adjective /ˌeər·əθˈmet̬·ɪ·kəl, ˌær-/

› mathematics an arithmetical operation/progressionarithmetically

adverb /ˌeər·əθˈmet̬·ɪk·li, ˌær-/

› mathematics arithmetically equivalent numbers(Definition of arithmetic from the Cambridge Academic Content Dictionary © Cambridge University Press)

in Korean | 산수, 산술… |

in Arabic | حِساب… |

in Malaysian | aritmetik… |

in French | arithmétique… |

in Russian | арифметика… |

in Chinese (Traditional) | 算術, 算術運算, 演算… |

in Italian | aritmetica… |

in Turkish | matematik… |

in Polish | arytmetyka, obliczenia… |

in Spanish | aritmética… |

in Vietnamese | số học… |

in Portuguese | aritmética… |

in Thai | คณิตศาสตร์… |

in German | die Arithmetik… |

in Catalan | aritmètica… |

in Japanese | 算数, 計算… |

in Chinese (Simplified) | 算术, 算术运算, 演算… |

in Indonesian | ilmu hitung… |

Browse

Add Cambridge dictionaries
to your browser
to your website

“arithmetic”: synonyms and related words:

coeducational

having male and female students being taught together in the same school or college rather than separately

Introducing a new author and a new weekly blog post!

August 27, 2015

The English language is constantly changing. You know that. But did you know that at Cambridge Dictionaries Online we keep track of the changes? We continually add new words and new meanings to our online dictionary for learners of English. Some of them are new to English entirely (neologisms), and some

hyperpalatable adjective

August 24, 2015

describes food with heightened levels of sugar and salt, intended to be extremely appealing In Brazil, where the prevalence of overweight and obese adults has doubled since 1980, crisps, biscuits, energy bars and sugary drinks formulated to be ‘hyper-palatable’ are much more widely eaten than previously.