mental arithmetic
Word Rarity
Rare
Frequency: Zipf frequency 3.38 in modern English
25
Scrabble Score
16
Letters
3
Syllables
10
Unique Chars
Meaning
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”).
Uncountable
Usage
Inflected Forms
mental arithmetics (plural)