mental math

noun

Synonym of mental calculation (“arithmetical calculations using only the human brain, with no help from any supplies (such as pencil and paper) or devices such as a calculator”).

Similar
mental calculation
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Meanings

nounmental math (usually uncountable, plural mental maths)

plural mental maths

  1. CanadaPhilippinesUSuncountableusuallySynonym of mental calculation (“arithmetical calculations using only the human brain, with no help from any supplies (such as pencil and paper) or devices such as a calculator”).

    Synonyms: mental calculation

Synonyms & antonyms

nounSynonym of mental calculation (“arithmetical calculations using only the human brain, with no help from any supplies (such as pencil and paper) or devices such as a calculator”).

Similar
mental calculation
Also see
mental calculation
Cite this entry
APA

mental math. (n.d.). In WatkinsX Dictionary. Retrieved November 3, 2026, from https://dictionary.watkinsx.com/word/mental%20math

MLA

“mental math.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/mental%20math. Accessed November 3, 2026.

Chicago

WatkinsX Dictionary, s.v. “mental math,” accessed November 3, 2026, https://dictionary.watkinsx.com/word/mental%20math.

Source: mental math on Wiktionary, CC BY-SA 4.0.