Meanings
nounmental calculation (countable and uncountable, plural mental calculations)
plural mental calculations
- countableuncountableArithmetical 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 arithmetic, mental math
Synonyms & antonyms
nounArithmetical calculations using only the human brain, with no help from any supplies (such as pencil and paper) or devices such as a calculator.
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Also see
Translations
Arabic حساب ذهني
- حساب ذهنيarithmetical calculations using only the human brain, with no help from any supplies (such as pencil and paper) or devices such as a calculator
Bulgarian смятане наум
- смятане наум (smjatane naum)arithmetical calculations using only the human brain, with no help from any supplies (such as pencil and paper) or devices such as a calculator
Catalan càlcul mental
- càlcul mentalarithmetical calculations using only the human brain, with no help from any supplies (such as pencil and paper) or devices such as a calculator
Chinese Cantonese 心算
- 心算 (sam¹ syun³)arithmetical calculations using only the human brain, with no help from any supplies (such as pencil and paper) or devices such as a calculator
Chinese Mandarin 心算
- 心算 (xīnsuàn)arithmetical calculations using only the human brain, with no help from any supplies (such as pencil and paper) or devices such as a calculator
Dutch hoofdrekenen
- hoofdrekenenarithmetical calculations using only the human brain, with no help from any supplies (such as pencil and paper) or devices such as a calculator
Finnish päässälasku
- päässälaskuarithmetical calculations using only the human brain, with no help from any supplies (such as pencil and paper) or devices such as a calculator
French calcul mental
- calcul mentalarithmetical calculations using only the human brain, with no help from any supplies (such as pencil and paper) or devices such as a calculator
German Kopfrechnen
- Kopfrechnenarithmetical calculations using only the human brain, with no help from any supplies (such as pencil and paper) or devices such as a calculator
Greek νοεροί υπολογισμοί
- νοεροί υπολογισμοί (noeroí ypologismoí)arithmetical calculations using only the human brain, with no help from any supplies (such as pencil and paper) or devices such as a calculator
Hebrew חישוב בעל־פה
- חישוב בעל־פהarithmetical calculations using only the human brain, with no help from any supplies (such as pencil and paper) or devices such as a calculator
Hindi मनगणित
- मनगणित (managṇit)arithmetical calculations using only the human brain, with no help from any supplies (such as pencil and paper) or devices such as a calculator
Hungarian fejszámolás
- fejszámolásarithmetical calculations using only the human brain, with no help from any supplies (such as pencil and paper) or devices such as a calculator
Indonesian aritmetika cepat, congak
- aritmetika cepatarithmetical calculations using only the human brain, with no help from any supplies (such as pencil and paper) or devices such as a calculator
- congakarithmetical calculations using only the human brain, with no help from any supplies (such as pencil and paper) or devices such as a calculator
Italian calcolo mentale
- calcolo mentalearithmetical calculations using only the human brain, with no help from any supplies (such as pencil and paper) or devices such as a calculator
Japanese 暗算
- 暗算arithmetical calculations using only the human brain, with no help from any supplies (such as pencil and paper) or devices such as a calculator
Korean 암산
- 암산 (amsan)arithmetical calculations using only the human brain, with no help from any supplies (such as pencil and paper) or devices such as a calculator
Malay congak
- congakarithmetical calculations using only the human brain, with no help from any supplies (such as pencil and paper) or devices such as a calculator
Norwegian hoderegning
- hoderegningarithmetical calculations using only the human brain, with no help from any supplies (such as pencil and paper) or devices such as a calculator
Persian محاسبه ذهنی
- محاسبه ذهنیarithmetical calculations using only the human brain, with no help from any supplies (such as pencil and paper) or devices such as a calculator
Polish liczenie w pamięci
- liczenie w pamięciarithmetical calculations using only the human brain, with no help from any supplies (such as pencil and paper) or devices such as a calculator
Portuguese cálculo mental, conta de cabeça
- cálculo mentalarithmetical calculations using only the human brain, with no help from any supplies (such as pencil and paper) or devices such as a calculator
- conta de cabeçaarithmetical calculations using only the human brain, with no help from any supplies (such as pencil and paper) or devices such as a calculator
Russian устный счёт
- устный счёт (ustnyj sčot)arithmetical calculations using only the human brain, with no help from any supplies (such as pencil and paper) or devices such as a calculator
Spanish cálculo mental
- cálculo mentalarithmetical calculations using only the human brain, with no help from any supplies (such as pencil and paper) or devices such as a calculator
Swedish huvudräkning
- huvudräkningarithmetical calculations using only the human brain, with no help from any supplies (such as pencil and paper) or devices such as a calculator
Tamil மனக்கணக்கு
- மனக்கணக்கு (maṉakkaṇakku)arithmetical calculations using only the human brain, with no help from any supplies (such as pencil and paper) or devices such as a calculator
Ukrainian усні обчислення
- усні обчислення (usni občyslennja)arithmetical calculations using only the human brain, with no help from any supplies (such as pencil and paper) or devices such as a calculator
Vietnamese tính nhẩm
- tính nhẩmarithmetical calculations using only the human brain, with no help from any supplies (such as pencil and paper) or devices such as a calculator
Cite this entry
APA
mental calculation. (n.d.). In WatkinsX Dictionary. Retrieved November 3, 2026, from https://dictionary.watkinsx.com/word/mental%20calculation
MLA
“mental calculation.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/mental%20calculation. Accessed November 3, 2026.
Chicago
WatkinsX Dictionary, s.v. “mental calculation,” accessed November 3, 2026, https://dictionary.watkinsx.com/word/mental%20calculation.
Source: mental calculation on Wiktionary, CC BY-SA 4.0.