What is another word for mental arithmetic?
Pronunciation: [mˈɛntə͡l ɐɹˈɪθmətˌɪk] (IPA) 
Mental arithmetic refers to the ability to perform mathematical calculations in one's head. There are several synonyms to describe this skill, including mental math, numerical reasoning, mental calculations, arithmetic operations, and computational thinking. These terms all describe the ability to do quick calculations without the use of a calculator or paper and pen. Mental math can be useful in everyday life, such as calculating tips, or in more complex situations such as business or finance. It is a valuable skill for children to learn early on and can improve cognitive abilities and problem-solving skills. Overall, mental arithmetic is an important skill to have, and there are many ways to describe this valuable skill.
